Which statement about subatomic particles is not true?
a. protons and neutrons have almost th...
Chemistry, 01.02.2020 15:44 ayoismeisalex
Which statement about subatomic particles is not true?
a. protons and neutrons have almost the same mass.
b. protons and electrons have opposite charges.
c. unlike protons and electrons, neutrons have no charge.
d. protons and neutrons have the same charge.
Answers: 2
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Sulfuric acid is a polyprotic acid. write balanced chemical equations for the sequence of reactions that sulfuric acid can undergo when it's dissolved in water.
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4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.
Answers: 2
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