(Solved): 14. Consider the reaction: 2HBr(aq) + Ca(s) H2(g) + CaBr2(aq) How many mL of a.155M HBr(aq) solu ...

14. Consider the reaction: 2HBr(aq) + Ca(s)? H2(g) + CaBr2(aq) How many mL of a.155M HBr(aq) solution are needed to fully react, 58.5c Ca? Show your work. 15. It takes 25.2mL of a 0.0333M H3PO4(aq) solution to neutralize 91.5mL of ar unknown solution of NaOH(aq). What is the concentration of the base solution? Show your work.