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Nucleophilic Substitution Reaction

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A mixture of CaCl2 and NaCl weighing 4.44 g is treated with sodium carbonate solution to precipitate all the calcium ions as calcium carbonate. The calcium carbonate so obtained is heated strongly to get 0.56 g of CaO. The percentage of NaCl in the mixture is[Atomic mass of Ca = 40]? n nt

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A mixture of CaCl^2 and NaCl weighing 4.44g is treated with sodium carbonate solution to precipitate all the calcium ions as calcium carbonate . The calcium carbonate so obtainable is heated strongly to get 0.56g of CaO . The percentage of NaCl in mixture is

10.0

g sample of a mixture of

C a C l_{2}

N a C l

is treated to precipitate all the calcium as calcium carbonate. This

C a C O_{3}

is heated to convert all the

C a

C a O

and the final mass of

C a O

1.62

X

percentage by mass of

C a C l_{2}

is in the original mixture, then value of

10 X

10.0 g

a sample of a mixture of calcium chloride and sodium chloride is treated with

N a_{2} C O_{3}

to precipitate the calcium as calcium carbonate. This

C a C O_{3}

is heated to convert all the calcium to

C a O

and the final mass of

C a O

1.62 g m s

%

C a C l_{2}

in the original mixture is :

10.0 g

sample of a mixture of calcium chloride and sodium chloride is treated with a

N a_{2} C O_{3}

solution. This calcium carbonate is heated to convert all the calcium to calcium oxide and the final mass of the calcium oxide is

1.62 g

. The percentage by mass of calcium chloride in the original mixture is:

10 g

of a mixture of calcium chloride and sodium chloride is treated with

N a_{2} C O_{3}

to precipitate calcium as calcium carbonate. This

C a C O_{3}

is heated to convert all the calcium to

C a O

and the final mass of

C a O

1.12 g

%

N a C l

in the original mixture.

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