13. (07.06 LC) Which of the following is true for the equilibrium constant of a reaction? (5 points)
1.It is a ratio of the concentrations in a reaction.
2.It remains the same at different temperatures.
3.It is represented by the symbol H.
4.Its value is always close to 1.

indicate valleys, hills, steepness and gentleness of slopes.

explanation:

contour lines on a map indicate elevation, or depth. numeric notations on contour lines refer to the level of elevation, or height about sea level.

elements make up everything, and they combine to make compounds.

the answer is c

answer; 4 electrons;