Which One of the Following Reactions Is NOT Balanced

question 48

Multiple Choice

Which one of the following reactions is NOT balanced?

• A)2 CO + O₂ → 2 CO₂
• B)2 SO₂ + O₂ → 2 SO₃
• C)2 KNO₃ + 10 K → 5 K₂O + N₂
• D)SF₄ + 3 H₂O → H₂SO₃ + 4 HF

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Margin of Error

An expression of the amount of random sampling error in a survey's results, which indicates the precision of the estimates.

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Margin of Error

A measure of the precision of a survey's results, representing the extent to which the survey results might differ from the actual population value.