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Reaction with Metals

18. 10g of Mn...

Question

18. 10g of MnO2 on reaction with HCL forms 2.24L of chlorine gas at NTP, the percentage impurity of MnO2 is 1) 87% 2) 25% 3) 33.3% 4) 13%

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10 g

M n O_{2}

2.24 L

{C I_{2}}_{(g)}

M n O_{2}

M n O_{2} + 4 H C I \to M n C I_{2} + C I_{2} + 2 H_{2} O

M n O_{2} + 4 H C l \to 2 H_{2} O + M n {C l}_{2} + {C l}_{2}

M n O_{2}

H C l

2.24 L

{C l}_{2}

M n O_{2}

M n = 55 g / m o l

8.7

M n O_{2}

H C l

C l_{2}

K I

80

\frac{N}{10}

M n O_{2}

10

M n O_{2}

H C l

0.1

C l_{2}

M n = 55

M n O_{2}

M n O_{2}

H C l

M n O_{2} + 4 H C l ⟶ M n C l_{2} + 2 H_{2} O + C l_{2}

M n O_{2}

H C l

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