An aqueous solution of calcium chloride is labeled 0.010 M CaCl2. What are the molar concentration of CaCl2, Ca2+, and Cl in the aqueous
solution?

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.

When you mate two plants together the terms is called? answer it fast as possible plz! i have a test tomorrow!

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?