Why she look at me that way what a b word​

Which statement would indicate the presence of an acid

Which of the following is true about the products formed during photosynthesis? (5 points) select one: a. they have the same mass as the mass of reactants. b. they are the same set of compounds as the reactants. c. they have more mass than the mass of reactants. d. they are chemically the same as the reactants.

State the effect on the concentration of the clo- ion when there is a decrease in the concentration of the oh- ion