A 37.0 mL volume of a 4.05 Molar stock solution of sodium bromide (NaBr) is diluted to 225.0 mL. What is the molarity of the diluted solution? A) 0.562 Molar
B) 0.608 Molar
C) 0.666 Molar
D) 0.825 Molar

H2so4(aq) + mg(s)—> mgso4(aq) +h2(g) which substance is the acid in the reaction?

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

Earth's axis of rotation is tilted at an angle of 23.5 degrees. what is one change you would see on earth if its axis was not tilted?