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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: How do nutrients get in to the bloodstream
2 answers
Q: What does zinc and oxygen make
1 answer
Q: Are acid and metal formed in a acid or salt
1 answer
Q: How many carbon atoms are in a molecule if the molecule has 12 oxygen atoms
2 answers
Q: How have scientists been able to determine the compostition
1 answer
Q: Is A beef steak is an example of a crystalline solid true or false
2 answers
Q: What is neutralization in chemistry
3 answers
Q: Which most often occurs when a pot of water boils
2 answers
Q: What is poison poisonous
2 answers
Q: What is a physical property of ionic compounds in their solid state
1 answer
Q: Most ionic compounds Are
2 answers
Q: The chemical formula of an ionic compound shows
2 answers
Q: What is the Conjugate base of H2co3
1 answer
Q: What is the electrical conductivity of hexane
1 answer
Q: How much should a dime of coke weigh
1 answer
Q: What is a process that requires oxygen
2 answers
Q: What is the colour of methyl orange in dilute sodium hydroxide
1 answer
Q: What molecule is a branched alkane
5 answers
Q: What kind of toxic waste are produced by nuclear energy
4 answers
Q: Will strip and all react if it's mixed with sulphuric acid
1 answer
Q: When two or more substances combine to form one new or more simpler substances it is called
2 answers
Q: Which substance transports oxygen in the blood
2 answers
Q: What type of bond occurs between the nitrogenous bases
1 answer
Q: What is heat of solvation
1 answer
Q: How much money is lb of cheese
1 answer
Q: What protein does oxygen attach to in red blood cells
1 answer
Q: What are 3 examples of matter and 3 non examples of matter
1 answer
Q: How long does water take to renew
2 answers
Q: How did the development of self heating metallic alloy powders benefit the military
2 answers
Q: Which of the following reactions would result in decrease entropy
8 answers
Q: What best describes the total mass of substances before and after a combustion reaction
2 answers
Q: Is calcium a ferrous metal
2 answers
Q: Why would you use a titration method when making potassium sodium and ammonium salts rather then just reacting the acid with large amounts of sodium hydroxide or something
2 answers
Q: How long do molecules of ground water stay in the ground
7 answers
Q: Which statement correctly compares the reactants and products of the equation
2 answers
Q: When salts solidify they form what that can be seen in the sediment of urine under the microscope
2 answers
Q: Why is it that paper does not dissolve in water
1 answer
Q: What dose baking soda do to muffins
1 answer
Q: Which ionic compound will lower the freezing point the most if 1 mol of its added to 1 L of water
1 answer
Q: What temperature does coal burn
1 answer
Q: Why then doesn't water vapor rise above these other gases to a higher level of the atmosphere
1 answer
Q: What causes burps that have a rotten egg taste
2 answers
Q: What type of bond is sodium oxide
1 answer
Q: Why can diamonds cut through almost anything
2 answers
Q: What is the oxidation state of hydrogen in NaH
4 answers
Q: How many atoms are in ethanol
1 answer
Q: Do candles use coal
2 answers
Q: What is the correct name for this compound PCI
1 answer
Q: What compound is (H3O)3BO3
9 answers
Q: Can oxidized molecule gain energy
1 answer
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