Which of the following is true of the the law of conservation of energy? Energy is not created nor destroyed except with the addition of oxygen Energy is not created or destroyed under ordinary conditions, but it may be changed from one form to another Matter may be changed from one form to another under ordinary conditions but cannot be created or destroyed, except in nuclear reactions Matter can only be created with the addition of oxygen None of the answer choices are correct.
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Use examples from the article to explain one positive and one negative effect that chemistry has had on society.
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If 16.00g of hydrogen gas reacts with 126.73g of oxygen, how many grams of water are yielded? (both reactants are completely consumed in the reaction.)
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How many moles of no2 will form when 3.3 moles of cu are reacted with excess hno3?
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Which of the following is true of the the law of conservation of energy? Energy is not created nor d...
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