The atomic mass of an element is equal to the:
atomic number
number of protons
number o...
Chemistry, 09.09.2020 22:01 Lpryor8465
The atomic mass of an element is equal to the:
atomic number
number of protons
number of protons and neutrons
mass of protons, neutrons, and electrons
Answers: 2
Chemistry, 21.06.2019 23:00
Matches the chemical name of each oxide of phosphorus to its chemical formula
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Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.
Answers: 1
Chemistry, 22.06.2019 07:30
11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
Answers: 3
Chemistry, 22.06.2019 21:30
If you burn 46.6 g of hydrogen and produce 416 g of water, how much oxygen reacted
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