Chemistry, 10.07.2019 15:00 cailynrachael
Which of the following has more energy? a. an ice cube. b. a glass of water in the fridge. c. a glass of water that has been sitting in the sun d. a glass of cold water from the faucet
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Chemistry, 21.06.2019 20:30
As you move from right to left on the periodic table the atomic radius fill in the blank
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Chemistry, 22.06.2019 06:00
There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit
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Chemistry, 22.06.2019 06:00
24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm
Answers: 2
Chemistry, 22.06.2019 18:30
The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false
Answers: 1
Which of the following has more energy? a. an ice cube. b. a glass of water in the fridge. c. a gla...
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