A student stops a titration BEFORE the equivalence point is reached. If NaOH is being added to an unknown acid, HA, what ions are present in the clear solution in the flask?

Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.

Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both

What was bohr’s contribution to the planetary model