A chemist is about to perform a titration by adding a base to an acid. what is the most important reason for using a base instead of water to rinse out the burette?

Which formula stands for a boric acid

How are methane and sodium chloride similar

If the atomic number of an element is 6 and its mass number is 13, how many electrons and neutrons are contained in the nucleus

What is the mass of a sample of glucose (C6H12O6), in kg, if there are 2.75x10^25 molecules present? Respond with the correct number of significant figures in scientific notation (Use E notation and only 1 digit before decimal e. g. 2.5E5 for 2.

The measurement of how much mass is contained in a given volume is called what?

Which of the following sentence best describes a buffer? A. Buffer is A substance that resists small change in the acidity of a solution when an acid or base is added to the solution. B.

Hydrogen and oxygen bond to form water. What is the chemical formula for each of these reactants? A. H and HO B. O and HO C. H and O D, HO and O

Which molecules would most likely cause a liquid to have the lowest viscosity? large, polar molecules small, nonpolar molecules small, polar molecules large, nonpolar molecules

8. Calculate the percentage composition of sodium nitrate, NaNO3.

What is the structural formula of 2-methylbutan-2-ol (sometimes called 2-methyl-2-butanol) ?