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(FINAL) Chemistry Notebook 2016-17

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1) ___ 2 NaNO3 + ___ PbO ___ Pb(NO3)2 + ___ Na2O<br />

Na 1 *2= Na 2<br />

N 1 *2= N 2<br />

O 4 +3= O7<br />

Pb 1 -> Pb 1<br />

Na 2<br />

N 2<br />

O 7<br />

Pb 1<br />

2) ___ 6 AgI + ___ Fe2(CO3)3 ___ 2 FeI3 + ___ 3 Ag2CO3<br />

Ag 1 *6= Ag 6<br />

I 1 *6= I 6<br />

Fe 2<br />

CO^3 3 / (C 3) (O 9)<br />

Ag 2 *3= Ag 6<br />

I 3 *2= I 6<br />

Fe 1 *2= Fe 2<br />

(CO^3) 1 *3= CO^3 3 / (C 3) (O 9)<br />

3) ___ C2H4O2 + ___ 2 O2 ___ 2 CO2 + ___ 2 H2O<br />

C 2<br />

H 4<br />

O 4 +2= O 6<br />

C 1 *2= C 2<br />

H 2 *2= H 4<br />

O 3 +1+2= O 6<br />

4) ___ ZnSO4 + ___ Li2CO3 ___ ZnCO3 + ___ Li2SO4<br />

Zn 1<br />

S 1<br />

Li 2<br />

C 1<br />

O 7<br />

Zn 1<br />

S 1<br />

Li 2<br />

C 1<br />

O 7<br />

5) ___ V2O5 + ___ 5 CaS ___ 5 CaO + ___ V2S5<br />

V 2<br />

O 5<br />

Ca 1<br />

93

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