SCIENCE
PHYSICAL SCIENCES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which represents a balanced chemical equation?
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CO2 + 2H2O
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CH4 + O2
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CH4 + 2O2
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CO2 + H2O
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Explanation:
Detailed explanation-1: -Balanced equation is: CH4+2O2→CO2+2H2O.
Detailed explanation-2: -The oxygen atoms can be balanced by putting a 2 in front of the O2 on the left: CH4 + 2O2 CO2 + 2H2O. The equation is now balanced.
Detailed explanation-3: -The Balanced Eqn is : 2CO+O2→2CO2.
Detailed explanation-4: -Hence the balanced equation is: C 2 H 6 + 7 2 O 2 → 2 CO 2 + 3 H 2 O .
There is 1 question to complete.