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Chemistry, 22.06.2019 10:00
How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?
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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
Chemistry, 22.06.2019 23:00
Consider the reaction: 2al(s) + fe2o3(s) → al2o3(s) + 2fe(s) the δhf for fe2o3(s) = -824.3 kj/mole. the δhf for al2o3(s) = -1675.7 kj/mole. finish the equation. δhrxn = [(1)( kj/mole) + (2)( kj/mole)] - [(1)( kj/mole) + (2) ( kj/mole)]
Answers: 1
Computers and Technology, 06.07.2019 22:00
Mathematics, 06.07.2019 22:00
Mathematics, 06.07.2019 22:00
History, 06.07.2019 22:00
Mathematics, 06.07.2019 22:00
English, 06.07.2019 22:00
History, 06.07.2019 22:00
History, 06.07.2019 22:00
Computers and Technology, 06.07.2019 22:00
Mathematics, 06.07.2019 22:00
Mathematics, 06.07.2019 22:00