Categories: Chemistry NECO

Which of the following will Increase the rate of reaction of Chips of a metal M as shown in the equation below?

M(s)+2HC1(aq) → MCI2 (aq) + H2(g)

A. Adding some distilled water
B. Decreasing the temperature
C. Diluting the hydrochloric acid
D. Grinding the metal into powder
E. Increasing the pressure

Correct Answer:

Option D – Grinding the metal into powder

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