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21-02-2021
Chemistry

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write the balanced chemical Equation for the following when they are heated

write the balanced chemical Equation for the following when they are heated class=

Respuesta :

21-02-2021

Answer:

i. Lead nitrate:

2Pb (NO3)2 Δ= 2PbO+4NO2+O2

ii. Potassium chlorate:

2KClO3 → 2KCl + 3O2↑

iii. clacium carbonate:

CaCO3 + 2HCl -> CaCl2 + CO2 + H2O

iv. cupric carbonate :

CuCO3 → CuO + CO2↑

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