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Answer → Air pressure doesn't crush you because molecules in air push ______ → in all directions ←
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Answer:
The correct answer is Sugar has a greater solubility than sand.
Sugar will easily dissolve in water because it has a lower density than sand, therefore it has a greater solubility.
I believe you would just put a 2 in front of NH3 and keep the other ones as 1
Answer:
Acceleration due to gravity is reduced to half its value on the earth's surface at an altitude of 2.65×106 m
