Answers: 3
Chemistry, 22.06.2019 20:00
State one important difference between a physical change and a chemical change?
Answers: 1
Chemistry, 23.06.2019 06:30
Acertain atom has 22 protons and 19 electrons. this atom loses an electron. the net charge on the atom is now 4+1+01-4-. if this same atom with 22 protons and 19 electrons were to gain 3 electrons, the net charge on the atom would be 3+2+02-3-.
Answers: 1
What happens to the amount of electrical energy when there are no clouds?...
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Mathematics, 21.01.2021 22:10
Social Studies, 21.01.2021 22:10