Calculate the density of this element:
Mass: 178 g
Volume: 20 cm(3)
Density:g/cm(3)...
Chemistry, 12.09.2021 05:40 xonyemaa12
Calculate the density of this element:
Mass: 178 g
Volume: 20 cm(3)
Density:g/cm(3)
Answers: 1
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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.
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What amount of heat is exchanged when 106.2 grams of substance y goes from a liquid at 35 degrees celsius to a solid at the same temperature? melting point of substance y = 35 degrees c; δhvaporization = 3.67 j/mol; δhfusion = 3.30 j/mol. mwsubstance y = 28.22 g/mol. −12.4 j −3.51 x 102 j 1.24 x 101 j 351 j
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