Chemistry, 06.07.2019 07:20 makarockslynn4764
When solid sodium metal is placed in water, energy is released and sparks fly as sodium hydroxide is formed. which of these best describes this situation? the release of energy is a sign of a change. a) chemical b) endothermic eliminate c) phase d) physical
Answers: 2
Chemistry, 22.06.2019 02:40
Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.
Answers: 2
Chemistry, 22.06.2019 15:20
Select the most likely product for this reaction: koh(aq) + co2(g) – ? k2co3(aq) + h2o(1) k(s) + h2(g) + o2(g) k(s) + co3(9) +h2
Answers: 2
Chemistry, 23.06.2019 05:00
Scientists discovered fossils in several layers of the earth you see here. they found fossils of algae, snails, and clams in layer d. given that information, where do you think they found fossil evidence of simple land plants and amphibians?
Answers: 1
When solid sodium metal is placed in water, energy is released and sparks fly as sodium hydroxide is...
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