Chemistry, 17.07.2019 05:00 deeyoung92
11 a student combined 1.2 g of h2 gas and 5.4 g of he gas in a 2.5 l closed container. what was the pressure exerted by the h2 gas if the mixture was at 22°c? (r = 0.08206 l · atm/mol · k) 36 atm 0.43 atm 12 atm 5.8 atm
Answers: 1
Chemistry, 22.06.2019 11:00
When hydrochloric acid reacts with potassium hydroxide solution, the following reaction occurs. hcl (aq) + koh (aq) h2o (l) + kcl (aq) the reaction gives off heat energy, so it is an reaction.
Answers: 1
Chemistry, 22.06.2019 19:30
What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2
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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
11 a student combined 1.2 g of h2 gas and 5.4 g of he gas in a 2.5 l closed container. what was the...
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