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How many servings of bread and cereal group should you have each day?
asked
Mar 15, 2017
Health
high-school
1
answer
3
votes
114k
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Heat is released when H2 gas and O2 gas react to form H2O. Why? A. Breaking the H–H bond in H2 gas releases heat. B. Breaking the O–O bond in O2 gas releases heat. C. Forming the H–O bonds in H2O releases
asked
Dec 6, 2015
Chemistry
high-school
1
answer
3
votes
52.7k
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