this is so confusing wth surely there’s still some science lovers here ahah help out comon :) I’ll brainlist! (Just do the ones u know).

Most materials are not magnetic because their magnetism has worn off. their magnetic domains are arranged randomly. they lack magnetic fields. earth’s heat has destroyed their magnetism.

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?

What volume of a 0.0606 m solution of strontium bromide is needed to obtain 0.340 mol of the compound? question 42 options: a)5.61 l b) 3.4 l c) 600 ml d) 1 l e) 178 ml