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 16:30
Imagine that you own a property that is exactly 2.2 acres large. you want to sell your property, but your realtor tells you that you cannot sell your land by the acre. in order to sell your land you need to determine the area you own in units of square meters? given that there are 1.6 kilometers in 1 mile and 640 acres in 1 square mile, what is the area of land that you own in square meters square meters?
Answers: 2
Chemistry, 22.06.2019 09:00
Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?
Answers: 3
Chemistry, 22.06.2019 11:00
The human eye contains a molecule called 11-cis-retinal that changes shape when struck with light of sufficient energy. the change in shape triggers a series of events that results in an electrical signal being sent to the brain that results in vision. the minimum energy required to change the conformation of 11-cis-retinal within the eye is about 164 kj/mol.
Answers: 2
Chemistry, 22.06.2019 12:30
Avariable that is not being directly tested during an experiment should be
Answers: 1
Two atoms of hydrogen combine to form a molecule
of hydrogen gas, the energy of the H2 molecule is...
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