Chemistry, 23.08.2019 22:30 kailinaguilar2187
What information does the atomic mass of an element provide? a. the sum of electrons and protons in an atom. b. the difference between the number of protons and electrons. c. the number of protons and neutrons in an atom. d. the number of isotopes.
Answers: 2
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The organism shown is a free-living one that is anchored to the bottom of ponds and streams during one stage of its life cycle what is the common name for the group to which this organism belong
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Chemistry, 22.06.2019 23:00
What is the most common reason for matter changing its state?
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What is produced from neutralization of an acid and a base? a. hydronium ions b. citric acid c. salt and water
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Chemistry, 23.06.2019 02:00
The bohr model of the atom explained why emission spectra are discrete. it could also be used to explain the photoelectric effect. which is a correct explanation of the photoelectric effect according to the model?
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What information does the atomic mass of an element provide? a. the sum of electrons and protons in...
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