The molecular weight of table salt, nacl, is 58.5 g/mol. a tablespoon of salt weighs 6.37 grams. calculate the number of moles of salt in one tablespoon.

Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?

One does not belong why? ice, gold ,wood ,diamond and table salt

In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?