Answer the following IV — task. Science State Board, Class 8.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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Balance the following chemical equation.

a. \(Na\) + \(O_2\) → \(Na_2O\)

Balanced chemical equation is

b. \(Ca\) + \(N_2\) → \(Ca_3N_2\)

Balanced chemical equation is

c. \(N_2\) + \(H_2\) → \(NH_3\)

Balanced chemical equation is

d. \(CaCO_3\) + \(HCl\) → \(CaCl_2\) + \(CO_2\) + \(H_2O\)

Balanced chemical equation is

e. \(Pb(NO_3){_2}\) → \(PbO\) + \(NO_2\) + \(O_2\)

Balanced chemical equation is

Did you find an error?

13. Answer the following IV