Which equation describes a reduction? Mg(s) —> Mg2+ (aq) + 2e-
2CI + 2e-201-
Na(s) —> Na+ (aq) + e-
Al(s) —>A13+ (aq) + 3e

Calculate the h3o+ concentration in a solution of acetic acid if the concentration of molecular acetic acid present at equilibrium is 9.97x10^-3 m and k for the dissociation is 1.86x10^-5. ch3cooh(aq)+h2o(> h3o^+(aq)+ch3coo^-(aq)

In pea plants, the allele for tallness (t) is dominant to the allele for shortness (t). in the cross between a tall pea plant and a short pea plant shown below, what is the probability that the resulting offspring will be tall? whats the percent

If two objects at different te,peraure are in contact with each other what happens to their temperature