20 POINTSSS PLS HELP! Which of the following things threaten our fresh water supply? Check all that apply.

A.
Tidal power

B.
Improper waste disposal

C.
Fertilizer use

D.
Overuse

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

What shape would a molecule with two bound groups and two lone pairs have?

Choose an equation that represents an enzyme-catalyzed reaction. (a) enzyme + substrate → enzyme-substrate complex (b) enzyme + substrate ←−→ enzyme + products (c) enzyme + substrate ←−→ enzyme-substrate complex → enzyme + products (d) enzyme + substrate ←−→ enzyme-substrate complex → enzyme-substrate complex + products