Which statement best describes why the rate of reaction will increase if you increase the concentration of a solution? a) a higher concentration solution will only react at a higher temperature. b) when the concentration of the solution increases, the amount of the other reactant also increases. c) the higher number of molecules increases the number of collisions that will occur with the reactants. d) if the concentration increases, the number of solution molecules decreases which gives more room for the reaction to occur.

How does the atmosphere to make earth livable? check all that apply. causes the seasons contains oxygen provides warmth creates important nutrients blocks harmful energy from the sun plz like !

If 10.5 l of a at 0.98to 1.50 , is ?

The image compares the arrangement of electrons in two different neutral atoms. a figure labeled atom q has a shaded sphere at the center of three concentric circles. the innermost circle has two black spheres. the middle circle has six black spheres. to the left of this figure is another figure labeled atom p. atom p has a shaded sphere at the center of three concentric circles. the innermost circle has two black spheres. the middle circle has seven black spheres. which of the following best explains the position of the two atoms in the periodic table?