What is a solid, natural substance made of one or more minerals and can be identified into three major groups.
igneous, sedimentary, and metamorphic.

Why is permeable soil best for plants that need a lot of drainage?

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate

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)