What mass of copper, in grams, will form when 125.0 mL of 0.0394 M CuSO4 reacts with excess aluminum? 2Al(s) + 3CuSO4(aq) → 3Cu(s) + Al2(SO4)3(aq)

For the reaction, 4 a(g) + 3 b(g) => 2 c(g), the following data were obtained at constant temperature. experiment initial[a],mol/l initial [b],mol/l initial rate,m/min 1 0.200 0.150 5.00 2 0.400 0.150 10.0 3 0.200 0.300 10.0 4 0.400 0.300 20.0 which of the following is the correct rate law for the reaction? 1. rate = k[a]2[b]2 2. rate = k[a][b] 3. rate = k[a]2[b] 4. rate = k[a][b]2

The bone of a dinosaur and the imprint of a leaf are examples of which kind of fossils? a) index b) body c) amber d) trace

How many moles are equal to 2.4×10^23 formula units of sodium chloride