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Standard IX

Chemistry

Equivalent Mass

How many mole...

Question

How many moles and equivalents respectively of sodium carbonate are required to completely neutralize 1 eq of HCl?

0.5, 1

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0.5, 0.5

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1,1

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1,0.5

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Solution

The correct option is A 0.5, 1
1 eq of HCl is equal to 1 mol of HCl as it's n factor is 1
$N a_{2} C O_{3} + 2 H C l \to 2 N a C l + H_{2} O + C O_{2}$
From the above reaction it is clear that 1 mol of HCl requires 0.5 mol and hence 1 eq of sodium carbonate

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How many moles and equivalents respectively of sodium carbonate are required to completely neutralize 1 eq of HCl?

The correct option is A 0.5, 11 eq of HCl is equal to 1 mol of HCl as it's n factor is 1 Na2CO3+2HCl→2NaCl+H2O+CO2 From the above reaction it is clear that 1 mol of HCl requires 0.5 mol and hence 1 eq of sodium carbonate

The correct option is A 0.5, 1
1 eq of HCl is equal to 1 mol of HCl as it's n factor is 1
$N a_{2} C O_{3} + 2 H C l \to 2 N a C l + H_{2} O + C O_{2}$
From the above reaction it is clear that 1 mol of HCl requires 0.5 mol and hence 1 eq of sodium carbonate