Each of 7 students reported the number of movies they saw in the past year. Here is what they reported. 16,17,17,13,9,7,4 find the mean number of movies that the students saw

Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat

How does the motion of particles in a gas change as the gas cools

Select the most likely product for this reaction: koh(aq) + co2(g) – ? k2co3(aq) + h2o(1) k(s) + h2(g) + o2(g) k(s) + co3(9) +h2