Which sample has particles with the lowest average kinetic energy?
(1) 1.0 g of i2 at 50.°c
(2) 2.0 g of i2 at 30.°c
(3) 7.0 g of i2 at 40.°c
(4) 9.0 g of i2 at 20.°c

Will give brainliest it is a lab from k12 here is the linkfor each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. type your answer here. (score for question 3: of 5 points) were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. type your answer here. (score for question 4: of 5 points) make a general statement about the reactivity of the metals in this experiment. type your answer here.

Word equation for k(s)+h2o(l) yield koh(aq) + h2(g)

What is the area in square meters of 448 g ai foil that has a thickness of 23921 nm? the density is 2.70 g/cm