Match the following elements with their symbols.
1.mercury Ag
2.silver He
3.gold Al <...
Chemistry, 13.02.2021 18:10 dogeking12
Match the following elements with their symbols.
1.mercury Ag
2.silver He
3.gold Al
4.aluminum Fe
5.iron Hg
6.helium Ca
7.calcium Au
8.magnesium Mg
9.nickel Ni
Answers: 2
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Which of the following is not true about the atomic model of substances?
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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.
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The plant food contains nh4)3po4 what tests would you run to verify the presence of the nh4 ion and the po4 ion
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