Astudent performs an experiment to find the percentage of water in a hydrate. he determines that the hydrate contains 22% water, but the teacher tells him that it actually contains 40% water. what error may have caused him to obtain this low value?

Which statements are true concerning mineral formation? check all that apply. the slower the cooling, the larger the crystals. the faster the cooling, the smaller the crystals. crystals formed from magma are smaller than crystals formed from lava. minerals can only form in solutions when the solution is heated deep underground. when a solution cools, elements and compounds leave the solution and crystallize as minerals. minerals formed from hot water solutions can form narrow channels in the surrounding rock.