[2Fe+Cu(SO4)2 2FeSO4+Cu] How many grams of FeSO4 is created from 56 g of Fe?

3 hours because it is a decent distance.

"hydrogen bonding is the attraction of h atoms in the water molecule (slight + charge) to o atoms in a neighboring water molecule (slight - charge); it is a weak interatomic force. but it is still strong enough to the water molecules "stick" together."

b. accuracy of the data matters alot more than its number of digits, organization or amount of detail. quantitative observation is more accepted than the qualitative observation.