Consider the reaction below.

mg(s) + 2hcl(aq) --> h2(g) + mgcl2(aq)

what is the most likely effect of an increase in pressure on this reaction?

the reactant surface area increases.
the reaction rate decreases.
the reaction is not affected at all.
the reaction stops completely.

When svante arrhenius first proposed his acid-base theory, he was a doctoral candidate. his professors thought his ideas were unfounded. within a decade, the arrhenius theory of acid-base was widely accepted and praised within the scientific world. arrhenius defined acids as compounds having ionizable hydrogen and bases as compounds with ionizable a) barium. b) hydronium. c) hydroxide. d) oxygen.

Which of the following is true about the speed of light? it depends on the wavelength.

What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures