PLEASE HELP NEED ANSWER ASAP Use 3 H2(g) + N2(g) <--> 2 NH3 (g) + 92.4 kJ

At equilibrium, if the hydrogen (H2) concentration is increased, the ammonia(NH3) concentration will

Select one:
a. decrease
b. shifts back and forth
c. increase
d. remain the same

Which best describes why nh4+ can form an ionic bond with ci-?

Explain how the integumentary system plays a crucial role in the ability to maintain homeoestasis

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present