Which agent causes sand dunes to form?
ocean waves
gravity
the...
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How many atoms or molecules are there in a mole of a substance?
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How do you determine the percent yield of a chemical reaction
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Chemistry, 23.06.2019 11:00, randyg0531
Which of the following reactions is endothermic? h2(g) + ½ o2(g) h2o(g), h = -57.82 kcal ½n2(g) + o2(g) + 8.1 kcal no2(g) ½ n2(g) + 3/2 h2(g) nh3(g) + 11.0 kcal c(diamond) + o2(g) co2, h = -94.50 kcal
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