Chemistry, 30.07.2019 00:30 denarreiahspen5921
Which of the following forms of electromagnetic waves is least dangerous to the human body? question 12 options: gamma rays x-rays microwaves ultraviolet rays
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The most efficient way to establish the best possible economizer position is to measure
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What is the volume occupied by 10.0 dm3 of gas at standard pressure after it has been compressedat constant temputure to 500.0 kpa?
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Ascientist measures the speed of sound in a monatomic gas to be 449 m/s at 20∘c. what is the molar mass of this gas?
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Chemistry, 22.06.2019 22:00
4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.
Answers: 2
Which of the following forms of electromagnetic waves is least dangerous to the human body? questio...
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