A pH of 15.0

a. is not possible.

b. is a base.

c. is an acid.

d. is a neutral.

A reaction vessel contains nh3, n2, and h2 at equilibrium at a certain temperature. the equilibrium concentrations are [n2] = 0.31 m, [h2] = 1.51 m, and [nh3] = 0.75 m. calculate the equilibrium constant, kc, if the reaction is represented as

Where do we see exothermic and endothermic reactions in the real world?

8. How do you know when kinetic energy is not changing?

The rate of SN2 reaction of the type Nu - RX - > R-Nu X - can be increased Select one: a. using a solvent of high polarity b. using tertiary substrate c. using weak nucleophile d. using higher concentration of the nucleophile

Air water and ice can break rocks into tiny fragments which of the following best describes this process? sediment, erosion, weathering or deposition.

One important difference between covalent and ionic bonds is that a. in covalent bonds two atoms share electrons, whereas in ionic bonds one atom gives one or more electrons to the other atom. b.

When u mix oxygen and nitrogen together what do u end up with?

What kind of element forms covalent bonds? Give two reasons why.

How many conversion factors can be created from one equivalence statement

Why is it important for us to study outer space?