Chemistry, 23.06.2020 15:01, caveman171
A) hydrogen can reduce copper oxide but not aluminium oxide explain
(b) When water reacts with potassium metal the hydrogen produced ignites explosively on the surface of water
what causes this ignition?
write an equation to show how this ignition occurs
Answers: 1
Chemistry, 22.06.2019 05:20, anggar20
Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.
Answers: 1
Chemistry, 22.06.2019 11:40, jerrysandoval22
Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both
Answers: 2
Chemistry, 22.06.2019 17:30, latezwardjr15
In a heat of an engine, if 700 j enters the system, and the piston does 400 j of work what is the final internal (thermal) energy of the system if the initial energy is 1,500 j
Answers: 2
A) hydrogen can reduce copper oxide but not aluminium oxide explain
(b) When water reacts with pota...
Mathematics, 14.10.2019 05:00
English, 14.10.2019 05:00
Mathematics, 14.10.2019 05:00
Biology, 14.10.2019 05:00