Question: could someoe please help me with these questions how many...
Could someoe please help me with these questions?
How many mole of oxygen atoms are present in 1 mole of nitrous acid, HNO2?
If the atomic mass of carbon is 12.0 g/mol, how many of mole of carbon atoms are present in 600 grams of the element?
If the atomic mass of sodium is 23.0 g/mol and the atomic mass of chlorine is 35.5 g/mol, how many of mole of NaCl molecules are present in 100 grams of the salt?