I need help on Chemistry?
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Answers: 2
Chemistry, 22.06.2019 08:00
What are the similarities of physical and chemical change ?
Answers: 1
Chemistry, 22.06.2019 21:30
Harry lives in a city, and he has a lung condition known as asthma. on certain days, harry has to stay inside because pollutants in the air make it difficult for him to breathe. which of these pollution sources are nonpoint sources that might bother harry if he goes outside? choose the two that apply.
Answers: 3
Chemistry, 22.06.2019 22:00
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
Mathematics, 07.11.2019 22:31
Mathematics, 07.11.2019 22:31
Computers and Technology, 07.11.2019 22:31
Mathematics, 07.11.2019 22:31
History, 07.11.2019 22:31
Mathematics, 07.11.2019 22:31