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Chemistry

Delve into the study of matter, its properties, composition, structure, and the changes it undergoes during chemical reactions. Chemistry is the central science connecting other scientific disciplines.

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Questions
Q: What type of reaction is the following H plus (aq) plus NH3(aq) -- NH4plus (aq)
4 answers
Q: Why do we centrifuge a urine sample when performing a complete urinalysis
1 answer
Q: Why can water used to irrigate crops have no more than 1 part per thousand of salt
5 answers
Q: What observations can you make from your chromatography results
1 answer
Q: Why does diamond used as gemstone and not calcite
2 answers
Q: What is the element is H2SO4
2 answers
Q: How many neutrons are present in atom of iron 54
3 answers
Q: What is the chemical formula of copper (ii) carbonate
1 answer
Q: What does dizolve mean
1 answer
Q: Is turning a light bulb on a chemical change
2 answers
Q: How much carbon dioxide is in our breath
1 answer
Q: What color tube for a cd4
1 answer
Q: What are sodium ions attracted to
1 answer
Q: What does Antoine Lavoisier's work show
1 answer
Q: Is jello an element a compound or a mixture
1 answer
Q: What is hydrogen state at 20c
1 answer
Q: What is the largest class of elements
1 answer
Q: Who was the scientist who discovered the process of sterilizing milk
1 answer
Q: How many lithium ions are required to bond with one nitrogen
1 answer
Q: What is the pKa of CH3NH2
1 answer
Q: How would removal of calcium ion front a blood sample affect coagulation
1 answer
Q: Each element has been assigned a number what is it called
2 answers
Q: How can atmospheric nitrogen get into the ground
1 answer
Q: Can magnesium be cut with a knife
2 answers
Q: What is it when a compound breaks apart into separate substance
6 answers
Q: Can baking soda come in pill form
1 answer
Q: What are o2 elements
11 answers
Q: What element is fire resistant it's material no longer used due to its carcinogenicity
10 answers
Q: What are the chemical properties of tomato soup
3 answers
Q: Is LiBr a liquis solid or gas
2 answers
Q: What are some things to be aware of that can lead to higher than expected total when making a purchase or checking out
2 answers
Q: What happens when metallic elements become ions
1 answer
Q: What is the Tamil name for epsom salt
1 answer
Q: Which best describes how combustion work
1 answer
Q: What is volume occupied by a mole of an ideal gas if the pressure is 626mmHg and the temperature is 25.0C
2 answers
Q: What is the purpose of the ethanol used preparation of benzocaine
1 answer
Q: Is toxic waste toxic
3 answers
Q: Which carbohydrate is also known as blood sugar
4 answers
Q: Why would you have to redye suede
1 answer
Q: What process causes the Peat to become coal
3 answers
Q: What does the letters and numbers in the chemical formula fe2o3 mean
1 answer
Q: Is cufu2 ionic or covalent
1 answer
Q: What state of matter is in platinum
2 answers
Q: What white powder when heated produces a colourless gas and a black solid
1 answer
Q: What is the long hand configuration for bromine
1 answer
Q: What compound contains a peptide bond
1 answer
Q: Where does blood get get a new supply of food and oxygen
2 answers
Q: What is the parent acid of Fe(NO3)2
2 answers
Q: What is an example of production of gas in a chemical change
2 answers
Q: What is the chemical reaction for mold
1 answer
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