4. The chemical equation shows CaCO3 being heated. Write a statement which best describes
the m...
Chemistry, 05.05.2020 16:29 nellymbh4227
4. The chemical equation shows CaCO3 being heated. Write a statement which best describes
the mass of the products if 100 g of CaCO3 is heated
Answers: 2
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Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?
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Which one of the following bonds would you expect to be the most polar? a) b–h b) n–h c) p–h d) al–h e) c–h
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Which of the following reactions represents an exothermic reaction? nh3(g) + 12.0 kcal ½n2(g) + 3/2 h2(g) ch4 + 2o2 co2 + 2h2o + 212,800 cal c + 2s cs2, h = 27,550 cal c(graphite) c(diamond), h = 0.45 kcal 2h2o 2h2 + o2, h = +58 kcal
Answers: 1
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