Equal amounts of marble chips are reacted separately with 100cm 3 of hydrochloric acid of

CHEMISTRY
WAEC 2002

Equal amounts of marble chips are reacted separately with 100cm3 of hydrochloric acid of different concentrations. If all the marble chips reacted; which of the following remained the same in each case?

  • A. Average rate of evoluton of gas
  • B. Total mass of gas evolved during the reaction
  • C. Time taken for the reaction to reach completion
  • D. Initial reaction rates

Correct Answer: B. Total mass of gas evolved during the reaction



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