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Chlorine is prepared by reacting HCl whi...

Chlorine is prepared by reacting HCl which react with 5 gm of `MnO_2` according to the equation
`4 HCl(aq) + MnO_2 (s) rarr 2H_2O(l) + MnCl_2(aq) + Cl_2(g)`
The grams of HCl which react with 5 gm of `MnO_2` will be (Mn = 55)

A

84 gm

B

0.84 gm

C

8.4 gm

D

4.2 gm

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The correct Answer is:
C
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