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25 mL of an unknown Ba(OH)2 solution require 20 mL of a .150M HCl solution to neutralize it: Ba(OH)2 (aq)+ 2HCl (aq) -> 2H2O (l) + BaCl2 (aq)
1) How many moles of HCl were used in the titration?
a) 0.150
b) 20.0
c) .0300
d) 7.50
e) 133
2) The number of moles of Ba(OH)2 that were neutralized was _____ the number of moles of the HCl
a) half
b) twice
c) the same
d) not enough information
3) The molarity of the Ba(OH)2 solution is
a).0300M
b) .0600M
c) .120M
d) .150M
e) .0200M
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