Chemistry, 21.11.2019 22:31 highschoolboy
How does air resistance affect the velocity of a falling object ?
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Apound is approximately 0.45 kilogram. a persons weighs 87 kilograms. what is the persons’s weight, in pounds, when expressed to the correct number of significant figures
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Chemistry, 23.06.2019 10:30
When a chemist collects hydrogen gas over water, she ends up with a mixture of hydrogen and water vapor in her collecting bottle if the pressure in the collecting bottle is 97.1 kilopascals and the vapor pressure of the water is 3 2 kilopascals, what is the partial pressure of the hydrogen?
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Chemistry, 23.06.2019 11:00
Achemist weighed out 101.g of silver. calculate the number of moles of silver she weighed out.
Answers: 2
How does air resistance affect the velocity of a falling object ?...
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