Chemistry HW help? I don't understand!?
1) How many molecules are in 250 g of water?
?molecules= 250 g H2O (that's how we set it up in our class)
2) How many potassium atoms are in 6.5 mol of Potassium Carbonate?
? atoms= 6.5 mol K2CO3 (is formula right?)
Please explain in detail! Thanks :)