Which of the following correctly represents the mole ratio between al2(so4)3 and cuso4? 3 cuso4 + 2 al → al2(so4)3 + 3 cu 1 mol al2(so4)3 : 3 mol cuso4 2 mol al2(so4)3; 3 mol cuso4 3 mol al2(so4)3: 2 mol cuso4 2 mol al2(so4)3 : 3 mol cuso4

Both 1,2−dihydronaphthalene and 1,4−dihydronaphthalene may be selectively hydrogenated to 1,2,3,4−tetrahydronaphthalene. one of these isomers has a heat of hydrogenation of 101 kj/mol (24.1 kcal/mol), and the heat of hydrogenation of the other is 113 kj/mol (27.1 kcal/mol). match the heat of hydrogenation with the appropriate dihydronaphthalene.

What is the theoretical yield of carbon dioxide? a)0.993 gb)2.98 gc)3.65 gd)8.93 g

Which liquid (h2o, h2o + soap, or h2o + salt) has the strongest cohesion and adhesion? (need now plz)