In order to qualify as matter, the object must A)take up space
B)how much stuff is in an object
C)have stuff and take up space
D)none of the above

How many molecules are found in 1.32 mol of nacl?

Acompound contains c, h, and o atoms. when 1.130 g of the compound is burned in oxygen, 1.064 g co2 and 0.3631 g h2o are produced. what is the empirical formula of this compound?

A1.5l container holds p.50 grams of an unknown gas at a pressure of 0.44 atm and a temperature of 50.c what is the molar mass of the unknown gas