carm8919 carm8919
  • 06-03-2024
  • Chemistry
contestada

1 gram mixture of CaCO₃ and NaCl reacts completely with 100mL of N/10 HCl. The percentage of CaCO₃ in the mixture is:
a) 40%
b) 50%
c) 60%
d) 70%

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