Chemistry, 25.06.2019 08:50 laureanogabriel
Which of these factors will cause a solid solute to dissolve faster? -increasing the air temperature -increasing the amount of solute -increasing the amount of solvent -increasing the surface area of solute
Answers: 1
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Asample of the male sex hormone testosterone, c19h28o2, contains 3.88×10^21 atoms of hydrogen.(a) how many atoms of carbon does it contain? (b) how many molecules of testosterone does it contain? (c) how many moles of testosterone does it contain? (d) what is the mass of this sample in grams?
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Calculate the number of molecules present in 0.750 mol of mgo.
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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
Which of these factors will cause a solid solute to dissolve faster? -increasing the air temperatu...
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