Take the information/data that i gathered from the experiment (written on the paper) and figure the mass of kcl in unknown, percent of kclo3 in unknown, and percent of kcl in unknown. i just need to know how to work it out, pretty much.

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5

Nitrogen dioxide decomposes according to the reaction 2 no2(g) ⇌ 2 no(g) + o2(g) where kp = 4.48 × 10−13 at a certain temperature. if 0.70 atm of no2 is added to a container and allowed to come to equilibrium, what are the equilibrium partial pressures of no(g) and o2(g)

Scientists discovered fossils in several layers of the earth you see here. they found fossils of algae, snails, and clams in layer d. given that information, where do you think they found fossil evidence of simple land plants and amphibians?