jasmine0113 jasmine0113

12-02-2021
Chemistry

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Which of the following is an unbalanced equation?
A. CaCO3 --> CaO + CO2
B. PbO2 + 2H2-->2Pb + H2O
C. CS2 + 2O2 --> CO2 + 2SO2

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Аноним Аноним

12-02-2021

Answer:

B. PbO2 + 2H2-->2Pb + H2O

Explanation:

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18-02-2021

It is B. Pb02 + 2H2

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