How many grams of sucrose must be used to make 400 mL of 0.500 M sucrose solution? Molar Mass of sucrose : 342. g·mol–1 a 34.2 g b 42.7 g c 68.4 g d 137 g

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

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

Consider this equilibrium: n29) + o2(g) + 2no(c).nitrogen gas and oxygen gas react when placed in a closed container. as the reaction proceeds towards equilibrium, what happens to the rate of thereverse reaction?