Mrs. lewis gives you a piece of iron and asks you to determine the physical and chemical properties of the metal. she wants you to classify the properties as either physical or chemical: a. identify the properties as physical or chemical properties. b. explain why you categorized each property as either a physical or chemical property.

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

If oil spills continue, all of the following should be expected except (2 points) death of aquatic life. polluted groundwater. decreased soil productivity. increased global temperatures.

What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2