55.46 mL of HNO3 are required to react with 35.67 mL of a 0.688 M Barium hydroxide solution, according to the unbalanced chemical equation below:
HNO3(aq) + Ba(OH)2 (aq) + H2O(s) + Ba(NO3)2(aq)
Balance the equation, and find the Molarity of the nitric acid solution.

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering

Areaction is first order with respect to reactant x and second order with respect to reactant y. which statement describes the rate law for this reaction?

An atomic nucleus is composed ofa)protons. b)protons and neutrons. c)protons and electrons. d)protons, neutrons, and electrons.