Chemistry, 15.07.2019 14:30 brattyshae
N2 and h2 are mixed in 14: 3 mass ratio. after certain time ammonia was found to be 40% by mol. the mole fraction of n2 at that time in the mixture of n2, h2, and nh3 is
Answers: 1
Chemistry, 21.06.2019 20:30
Which sentence best describes the formation of igneous rock? a- lava on the surface dries up and makes arock b_melted rocks cools and forms crystals c_rocks under tremendous heat and pressure d_magma is melted rock underground
Answers: 1
Chemistry, 21.06.2019 20:30
14. complete and balance the equations for the single displacement reactions. a. zn + pb(no3)2 -> b. al + niso4 -> 15. complete and balance the equations for the double displacement reactions. a. agno3(aq) + nacl(aq) -> b. mg(no3)2(aq) + koh(aq) -> 16. complete and balance the equations for the combustion reactions. a. __ ch4 + o2 -> b. __ c3h6 + o2 -> c. + o2 ->
Answers: 2
Chemistry, 21.06.2019 21:00
What pressure will be exerted by 0.675 moles of a gas at 25*c if it is in a 0.750-l container?
Answers: 1
Chemistry, 22.06.2019 04:00
The continuous release of nuclear energy caused when one fission reaction triggered more nuclear reactions is a
Answers: 3
N2 and h2 are mixed in 14: 3 mass ratio. after certain time ammonia was found to be 40% by mol. the...
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