Chemistry, 26.08.2020 14:01, BabyDino9415
Two atoms of hydrogen combine to form a molecule
of hydrogen gas, the energy of the H2 molecule is :
(1) Greater than that of seperate atoms
(2) Equal to that of seperate atoms
(3) Lower than that of seperate atoms
(4) Some times lower and some times higher
Answers: 2
Chemistry, 21.06.2019 20:50, britotellerialuis
Evaluate this exponential expression,8. (2 + 3)2 – 42
Answers: 3
Chemistry, 22.06.2019 10:40, justicejesusfreak
Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3
Answers: 1
Two atoms of hydrogen combine to form a molecule
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