Suggest a reason why,the reaction between manganese carbonate and dilute hydrochloric acid speeds up when some concentrated hydrochloric acid is added
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) In fireworks, powdered magnesium is used rather than magnesium ribbon.
ii) Zinc and dilute H
2 SO 4react much more quickly when a few drops of copper sulphate solution are added.
iii) The reaction between magnesium carbonate and dilute hydrochloric acid speeds up when some concentrated HCl is added.
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