5. Which contains more atoms? Circle one for each letter. a. 12 g of hydrogen, H or 12 g of carbon, C
b. 27 g of aluminum, Al or 27 g of iron, Fe
c. 40 g of calcium, ca or 40 g of sodium, Na
d. 40 g of calcium, ca or 60 g of zinc, Zn
e. 10 g lithium, Li or 100 g of lead, Pb

Calcium chloride +gold(1) oxide—>

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable

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