johnsanders0716 johnsanders0716

17-10-2022
Chemistry

contestada

Which of the following equations represents the law of conservation of mass?
A-2H + 2O -->2H2O
B-2H2O -->2H2 + O2
C-H2O -->H2 + O2
D-H2 + O2 -->H2O + H2O2

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