Chemistry, asked by venkatesh8281, 6 months ago

Calculate the percentage compostion of calcium nitrate ( Ca = 40 , N = 14 , O = 16 )

Answers

Answered by Anonymous

3

ANSWER

The formula of calcium nitrate is Ca(NO3 ) 2

Thus, the formula mass or molecular mass

=At.massofCa+2×At.massofN+6×At.massofoxygen

=40+2×+6×16=164

% of Ca =

164/40=24

% of N =

164/28=17

% of O =100−(24+17)=59

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