Chemistry, 07.07.2019 09:30 cutegirl0987
Urgent which statement describes a chemical property of hydorgen gas 1. hydrogen gas is colorless 2. hydrogen gas burns in the air 3.hydrogen gas has a density of .00000009 gcm3 4. hydrogen gas has a boiling point of 20k at standard pressure
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Chemistry, 22.06.2019 18:30
Two people each hold the end of a rope and create waves by moving their arms up and down. this wave is best classified as a transverse wave because a) both the rope particles and the wave are moving in the same direction. b) the wave is moving up and down as the particles of the rope move horizontally. c) the wave is moving horizontally as the particles of the rope move up and down. eliminate d) the wave is moving in a parallel direction with the motion of the person's arms.
Answers: 3
Chemistry, 22.06.2019 23:20
In medium-sized stars such as the sun, nuclear fusion almost always means the fusing of nuclei to form , but larger stars can produce elements as heavy as
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Chemistry, 23.06.2019 19:30
(04.03 hc) what type of energy transformation takes place during cellular respiration? use complete sentences to explain how energy is conserved during cellular respiration.
Answers: 1
Urgent which statement describes a chemical property of hydorgen gas 1. hydrogen gas is colorless 2....
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