How can you separate sand, sugar and gravel

Why can water dissolve many ionic compounds

Which of the following is true about the products formed during photosynthesis? (5 points) select one: a. they have the same mass as the mass of reactants. b. they are the same set of compounds as the reactants. c. they have more mass than the mass of reactants. d. they are chemically the same as the reactants.

How much mass would a mole of hydrogen molecules contain? recall that hydrogen is diatomic. g/mol