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Which of the following is a correctly balanced equation? A. 2Cu + O2 --> 2CuO B. Mg + O2 --> MgO2 C. 3kCl + HNO3 --> 3HCl + KNO3 D. CaCO3 --> CaO + CO3
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Nov 17, 2016
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Which of the following is a correctly balanced equation? A. 2Cu + O2 --> 2CuO B. Mg + O2 --> MgO2 C. 3kCl + HNO3 --> 3HCl + KNO3 D. CaCO3 --> CaO + CO3
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2Cu+02- >2CuO
is a correctly balanced equation.
RandomPhobia
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Nov 23, 2016
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RandomPhobia
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