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13 May, 14:06

If 250 mL of a 0.50 M NaCl solution is diluted to 840 mL, what is the molarity of the resulting solution?

a) 0.15 M

b) 6.7 M

c) 0.60 M

d) 1.7 M

e) 0.0025 M

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Answers (1)
  1. 13 May, 15:28
    0
    Convert all the mL to L first,.25 L and. 84 L (.25) (.5) = (.84) (x) solve ... I got. 148809524, round to one sig fig (i think) would be. 1 M
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