What mass of magnesium chloride is in .825 L of a 1.50 M mgcl2 solution

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?

Some familiar products contain some of the same types of atoms. for instance, the chemical formula for baking soda is nahco 3. the chemical formula for liquid bleach is naclo, and the chemical formula for table salt is nacl. which choice best describes why these three products have some of the same types of atoms in common?

Athe top of a hill, an athlete on a skateboard has x joules of mechanical energy. how much mechanical energy will she have at the bottom of the hill? ignore the effects of friction.