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Consider the reaction. Zn + 2HCl rarr ...

Consider the reaction.
`Zn + 2HCl rarr ZnCl_2 + H_2`
Which of the following methods can be used to increase the rate of reaction.
a) Larger Zn pieces are used
b) Concentration of HCl is increased.
c) Powdered Zn is used.
d) Concentration of HCl is decreased.

Text Solution

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b) Concentratio of HCl is increased
c) Powdered Zn is used.
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