Properties of Solution in Chemistry

Properties of Solution in ChemistryChemistry is not merely the study of things and ingredients, but a great deal more than that. You see chemistry has to do with how things interact and how atoms, ions, solids, liquids, gases, and solids combine and are put together.Chemistry has taken its turn on a journey through time, both literally and figuratively as the properties of the solution in chemistry have been studied and altered so many times throughout history. It has even been altered by man in his mad scramble to be the next Galileo, and Copernicus, and Newton.The properties of the solution in chemistry consist of matter and the properties of the solution in chemistry refer to the properties of liquid in aqueous solutions. In this process the constituents of each are separated and analysed and the results are used to come up with quantitative properties such as mass, specific gravity, density, weight, boiling point, freezing point, and boiling points and various other properties of any solute. Each of these properties can be used in calculations for many different physical processes as well as chemical reactions.Now you are probably wondering how the properties of the solution in chemistry can be used to calculate the composition equation for some compound. Well, in the initial stages of studying chemistry the properties of solution in chemistry had to be determined through the use of mass spectrometry and also the periodic table, which was actually the only way to determine the properties of any chemical compound. Although these methods have been used for centuries for determining properties of a compound, the properties of solution in chemistry is a relatively new method that was invented by William Feller in 1897.Feller and his brother based their methodology of determining the properties of a compound on their discovery that each element that was experimentally determined could be computed using a well known set of chemical compounds. In order to create t his formula Feller needed to perform several chemical experiments. These experiments required the reactions of substances containing other substances that had already been studied in previous research.Feller and his brother found that if they took the measurements for the properties of these other substances and then fed them into the formula to create the composition equation, they would get the same exact results that the periodic table gave. When they repeated this experiment with substances that had not been studied previously they got similar results which they called the Feller formula.Properties of solution in chemistry are still being studied by many scientists today, the aim being to improve the accuracy of their calculations. With all the people involved in studying properties of a compound it is no wonder that it is still used today.

12 English Travel Phrasal Verbs - Learn English with Harry ??

12 English Travel Phrasal Verbs - Learn English with Harry ?? Here you will learn 12 travel phrasal verbs in English.If reading is not really your cup of tea, scroll down to watch a short video lesson on Travel Phrasal Verbs. 12 Travel Phrasal Verbs in English Travelling is a year round activity as people now go on holidays more than once a year. The following are phrasal verbs that are related to travel or, as you may name them, travel phrasal verbs. I have set out some key phrasal  verbs that we use in a typical holiday trip. SET OFFWhen we begin a journey anywhere of a short or long duration we have to start from some  place either our home or our office perhaps.So we normally advise our friends or family that our  holiday is about to start or we will set off shortly.Example: John was going to Italy for a week. He told his family that he was due to set off at 4 pm for the airport and asked if someone could give him a lift.SET OUTSimilar to set off we can also use this to describe the beginning of a journey. It sometimes  refers to a shorter journey than a holiday, perhaps a trek or a walk.Example: Michael is gone for a trek. He set out about an hour ago.  HEAD FORto start moving towards a place (town, city, etc)Example: We had decided to head for Edinburgh.CHECK IN/CHECK OUTWhen we arrive at our destination, a hotel or apartment on Airbnb (perhaps)  we usually have a time when we can check in.And when we leave our hotel or apartment at the end  of our vacation we are given a time to leave or check out.Ex ample: When I arrived in Barcelona I made my way (travelled to) to my hotel and checked in at about 2.30 pm. On my day of departure I had to check out before 12 noon. It suited me fine as my flight was due to leave at 3 pm.Scroll down for Everyday English Travel Phrases. 12 Travel Phrasal Verbs in English HOP ON/HOP OFF  Im sure you are familiar with these 2 travel phrasal verbs.Nowadays most of the cities offer visitors  the red bus option to get a tour of the city. This red bus is sometime a replica of (a copy of) the old  London buses.These buses offer the option to hop on or off as you please at different locations  around or across the city. You buy the ticket and you can get on (hop on) or get off (hop off) the bus  at any location.Example: We hopped on the train and went back to the hostel.  GET AROUND  Travelling is very enjoyable at any time. However, it is made easier due to the advances  in transport options. We can travel by car, train, plane or even ship!When setting out our plans for  our holidays it is important to know how we will travel from one destination to another. Our friends  may ask us what type of transport will we use.How are you getting around? = How will you travel?Example: David was travelling to 5 cities in 10 days. His friend wanted to know how he intend ed getting  around. He had arranged to hire a car for that purpose.SEE SOMEBODY OFFWhen somebody is leaving for an extended time it is normal for family members  to travel with that person to the point of departure (airport or train station) to wish them well and  to wave goodbye. This we refer to as seeing somebody off.Example: Mary was leaving for an extended  working holiday in Australia. Her parents were anxious to go to the airport to see her off. She was  going to be away for approximately 6 months. Everyday English Travel Phrases 12 Travel Phrasal Verbs GET BACKWhen we go on a holiday or a business trip we usually have to come back at sometime. It is also normal for our colleagues family and friends to ask us when are we due to return when talking about our holiday.Example: Declan was going on holiday to the USA and his boss wanted to know when he was due to get back to work. So we can ask When are you getting back? or When do you  get back to the office/home? or When are you due back?GET GOINGWhen it is time to depart or to leave we often use the phrase get going.We often use  it together with the words its about time because usually we are in a hurry or in a rush.Example: Igor was late packing his bag and needed to get to the airport as quickly as possible. He told his wife it was about time he got going. He had to leave immediately otherwise he might have missed his flight.BREAK DOWNto stop working (a machine, a vehicle)Example: Our car broke down on the way to Nice, so we phoned breakdown recovery service.START OFFto begin a jou rney at a particular placeExample: We started off in Heidelberg, which is this old-fashioned, nice town in Western Germany.PUT SOMEONE UPto give (someone) temporary accommodationExample: My friends put me up for three nights.Do you like travelling? What was the last trip you took? Try to write a short story about your last trip and use as many travel phrasal verbs as you can. This simple exercise will help you remember them.If you would like to continue learning English phrasal verbs (Im sure you would!), continue reading my other posts. I also have a post about Intermediate English Travel Vocabulary where you can find English words and expressiong related to travelling.And if you would like to improve your English faster and in an easy way, consider taking our English Lessons on Skype. Remember, we do offer a FREE English lesson to try it! English Travel Verbs - Video Lesson

Happy Thanksgiving 2019

Happy Thanksgiving 2019 The TutorZ Team wishes you a very happy and relaxing Thanksgiving, for this seasons in 2019. If you are a tutor then you are an inspiration to your student. If youre a student then bless you for your ongoing hard learning work. If youre a parent then thank you all the caring for your child and choosing the best teachers and tutors for your student. This 2019 Thanksgiving, we want to express our appreciation for all of our tutors, students and parents. Working with you has been an opportunity and blessing for us. We appreciate your high standards, demands, persistence and needs. Happy Thanksgiving, 2019.

New Campaign, Say Yes to Dallas, Aims to Attract Millennial Workforce

New Campaign, Say Yes to Dallas, Aims to Attract Millennial Workforce pixabay.com There’s no question that millennials are the future of the American workforce. The Dallas Regional Chamber (DRC) knows this too. Because they’ve taken a strong interest in attracting millennial talent to the Dallas region, they’ve recently launched a campaign called Say Yes to Dallas, according to a recent press release. Say Yes to Dallas is a multi-channel and multi-level marketing initiative that will help draw the attention of young, hard working professionals from all around the nation. To the DRC, the quality they’re most looking to attract is “talent.” This campaign will showcase the benefits that Dallas presents specifically to young people looking to advance their careers, raise a family, and enjoy their lives. Right now, the Dallas region is becoming one of the most thriving and dynamic marketplace areas in the country. In the past seven years, 75 companies have located to the region and created more than 500,000 jobs. However, professional development isn’t the only thing that millennials are looking for in an ideal city. The DRC recently sent out a nationwide survey to better understand what young people are really looking for in a place to live. Their results found that millennials are searching for factors such as access to healthy living areas like parks and hiking trails, proximity to retail and entertainment options, and a welcoming and progressive culture. Dallas is already on the right track to becoming a great city and a majority of people surveyed already had a positive opinion of the Dallas region and would consider moving for the right opportunity. While economic growth is certainly a factor in drawing in young, talented people, the DRC recognizes the many other aspects needed to build a great community. Dale Petroskey, President and CEO of the Dallas Regional Chamber, said in the release, “We want the entire world to know what we know: Dallas truly has something for everyone from diverse job opportunities and an affordable cost of living to unique neighborhoods and unlimited access to parks, culture, arts, sports, and entertainment.” Say Yes to Dallas’ website is a crucial resource which provides future residents with information on the benefits of moving to the city or region. It aims to answer questions that many potential residents would have. The website also features a job portal, a cost of living calculator, and links to explore Dallas’s vibrant and diverse neighborhoods. It features various information about nightlife, dining, and entertainment, as well as testimonials from recently  relocated residents who now live in and love Dallas. For more information about the campaign or Say Yes to Dallas more generally, visit their website at www.sayyestodallas.com or find them on their social media outlets: Facebook Twitter Instagram

English First is seeking over 150 new grads for teaching jobs in China

English First is seeking over 150 new grads for teaching jobs in China It’s not everyday that we have over 150 openings for recent university or college grads seeking an exciting opportunity to teach English abroad. If you’ve recently completed your post-secondary schooling and would love to travel overseas, you could be in luck because English First is looking for candidates just like you for English teaching opportunities in China. They’ll even pay for your flight to your new position in Beijing or Shenzhen if your application is successful. On top of covering your flight over, English First will provide a $300 flight voucher that you can use to put towards your return flight at the end of your placement -- or you could use it to expand your travels within or beyond China’s borders on weekends or once your contract has ended. Successful applicants will be paid a monthly salary of $1980-$2200 USD per month and are guaranteed two bonuses within the year. The majority of hired teachers will be placed in Beijing or Shenzhen, although there are some English First postings seeking teachers in other Chinese cities as well. These English teaching jobs in China all have start dates of August or September 2016 and are one year contracts. However, there is the opportunity for teachers to extend their contracts for a second year upon completion of their initial agreements. Sound like one of these English teaching jobs in China might be for you? Browse positions and get to applying here.

ALOHA Mind Math Awarded 1st Annual National Math Challenge Junior 1st Prize of $10,000 to Avani Anand, Manalapan, NJ - ALOHA Mind Math

ALOHA Mind Math Awarded 1st Annual National Math Challenge Junior 1st Prize of $10,000 to Avani Anand, Manalapan, NJ ALOHA Mind Math Awarded 1st Annual National Math Challenge Junior 1st Prize of $10,000 to Avani Anand, Manalapan, NJ ALOHA Mind Math Awarded 1st Annual National Math Challenge Junior 1st Prize of $10,000 to Avani Anand, Manalapan, NJ Over $30,000 was awarded to 6 top winners of ALOHA Mind Maths 1st National Math Challenge this May, making this is one of the highest total prizes offered through learning center chains in the US. In the finals, Avani Anand from Manalapan, NJ won the $10,000 Jr prize; over 1200 ALOHA students competed in all 3 rounds. ALOHA plans to make this an annual competition and open it to the public in the future. $36,000 was awarded to 6 top winners of ALOHA Mind Maths 1st Annual National Math Challenge this May in Princeton, NJ. In the finals, Avani Anand, from Manalapan, NJ won the $10,000 Jr prize out of 1200 ALOHA students who competed in all 3 rounds. All Top Winners Were: Junior Category: Grades K-2 1st Prize, $10,000, Avani Anand, ALOHA Center in Marlboro, NJ 2nd Prize, $5,000, Varyan Jain, ALOHA Center in Cary, NC 3rd Prize, $3,000, Micah Khanna, ALOHA Center in Cerritos, CA Senior Category: Grades 3-6 1st Prize, $10,000, Joshua Tchou, ALOHA Center in Flushing, NY Tied for 2nd, $4,000, Sathvrik Redrouthu, ALOHA Center in Ashburn, VA Tied for 2nd, $4,000, Ronak Ramesh, ALOHA Center in Manchester, CT Children enrolled in ALOHA Mind Math programs across the U.S. geared up this spring to participate in ALOHAs 1st Annual National Math Challenge. This math test-based competition, designed for children in Kindergarten through 6th grade, had three rounds. The live finals, held in Princeton, New Jersey in mid-May 2017 brought students together to compete from all over the US. “ALOHAs first annual National Math Challenge got the students excited about math in a healthy competition and we gave away significant prize money to reward their effort. It was great watching the kids take their math knowledge and explore their capabilities,” said Gerard Pilgrim, ALOHA President CEO. ALOHA is planning to make this an annual competition open to the public in the future. More details will be released in the fall of 2017. About ALOHAs Junior 1st Prize Winner: Avani Anand, attends the Marlboro, NJ ALOHA Center and is in 2nd grade at Wemrock Brook school, Manalapan NJ where she lives. “Its been a wonderful opportunity and experience for Avani participating and preparing for the national math challenge. This is a great initiative to challenge the kids and will surely be something that we will look forward to every year apart from the ALOHA Olympiad. Wed like to specially thank our teacher Miss Seema. She has been a wonderful teacher to Avani and all other kids at the Marlboro center. I am sure Avanis love for math will only grow more under Miss Seemas guidance,” said Avanis parents, Prathima and Kandasamy. How did This National Math Challenge Work? Children competed in two categories â€" Junior: K through 2nd grade (max age 8); and Senior: 3rd through 6th grade (max age 12). There were three rounds of competition (preliminary March 2017, semi-finals April 2017, and finals in May 2017) with age-appropriate math problems and general analytic based questions in multiple choice, paper and pencil, format. No calculators were allowed, but students could opt to use an abacus and/or scratch note paper and pencils. How Can a Child Get Involved in ALOHA Programs? ALOHA is currently training children K through 6th grades in Math, Reading and Writing at over 120 locations in 19 states across the U.S., including: AL, AR, AZ, CA, CT, FL, GA, IL, MA, MI, MO, NC, NH, NJ, NY, OH, PA, TX, VA*. For more details on these programs, go to ALOHAMindMath.com, search for a nearby center using ALOHAs online center locator, check the ALOHA Facebook page (Facebook.com/aloha.usa), or call 877-256-4203 to find a local center near you. *Each ALOHA learning center is independently owned and operated. For more information on the ALOHA Challenge: click here. ALOHA Since 2006, ALOHA Mind Math, a leading provider of mental arithmetic and English Reading | Writing after school programs, has been guiding children in the U.S. between the ages of 3 through 14 to achieve academic excellence in these grades. ALOHA is currently training children at over 120 locations in 19 states across the U.S. Programs also include a Tiny Thinkers pre-school program for ages 3-5, and a STEM summer camp for 10-14 year-olds. The interactive learning process ALOHA uses enhances a child’s math, reading and writing capabilities. The teachers also assist children in developing skills and abilities such as observation and listening that result in the overall growth of the child. The ALOHA program is also in use in 20 countries worldwide.

Understanding Chemical Testing at the South Pole

Understanding Chemical Testing at the South PoleThe South Pole is one of the world's most famous destinations for scientists and researchers. As it is situated at the centre of the Earth, it is also known as the last place where the atmosphere, Earth and weather temperatures are uniform. A close look at this place will reveal that it contains a huge number of scientific instruments of different kinds. Some of these instruments are the laboratory tools that are used to study the major components of the planet and its atmosphere.Among all these instruments, the UV spectrometer is the most common and widely used instrument for studying the conditions of Earth's atmosphere. Besides this, an instrument called a halogen detector has been developed by the chemists to study the composition of the atmosphere. It also helps in the measurement of ozone formation, as well as the air masses. In addition, a carbon dioxide-monitoring device is used to measure the levels of carbon dioxide in the atm osphere. For a detailed explanation of this instrument, let us get an idea about the functions and characteristics of the instruments and other equipment in use on this visit to the area.The UV light of the ultraviolet consists of ultraviolet radiation with wavelengths of between 400 and 700 nanometers. These waves can penetrate through the atmosphere of Earth and enter the depths of the underground water or ocean to reach the oceans. In order to track the movements of gases like carbon dioxide, the chemical properties of the atmosphere must be measured. And, that is what a UV spectrometer does. Its sensitive detectors and sophisticated functioning make it possible to detect minute amounts of chemicals in the air.With the help of this instrument, scientists from around the world have been able to decipher the composition of the atmosphere of Earth and can study the concentrations of gases like carbon dioxide. Scientists, using this instrument, have studied the reaction of hydrocarbo ns, dust, gases and vapors with each other. And they have been able to measure the atmospheric gases and their densities.While performing some experiments in labs, if the visibility is prevented by clouds, it is because the UV light is blocked by the atmosphere. The atmosphere must be clean in order to conduct experiments. But, if a large amount of smoke enters the lab, it will affect the experiment and result in unreliable results. The UV light comes from the sun.Since the instruments can be designed in many different ways, the uses of the South Pole stations will always remain as varied as the research that is being done on them. The chemical pollution of this area is very poor and most of the pollutants come from airplanes or automobiles. However, as the number of people moving around the region rises, the pollution on the surface of the land is expected to become higher. So, for improving air quality and the general health of people, the scientists are developing new instruments and new gadgets to study the state of the atmosphere. These gadgets include such instruments as the thermo-imaging instruments that are useful for tracking the movement of the volcanic ash.A set of such instruments called UVE is designed to scan the air around the volcano and determine whether there is a volcanic eruption. This instrument has been tested and the results have been positive. Another set of such instruments is the Accelerometer, which is basically a wireless carbon dioxide detector, which has been used to track the entry of the carbon dioxide in the atmosphere. These UVE and Accelerometer instruments can be purchased from the South Pole stations.