Chemistry, 23.12.2019 01:31 kordejah348
Which statement is not true about oxygen-17 and oxygen-18 (a) they have the same number of protons. (b) their atoms have an identical mass. (c) they are isotopes of oxygen. (d) they do not have the same mass number
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Drag each label to the correct location on the chart. classify each reaction as endothermic or exothermic.
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What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures
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Which statement is not true about oxygen-17 and oxygen-18 (a) they have the same number of protons....
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