Chemistry, 28.07.2019 23:30, martinezlittleman
1. what is the volume of 0.900 moles of an ideal gas at 25.0° c and a pressure of 950.0 mm hg? 1.50 liters 17.6 liters 18.0 liters 34.2 liters2. what is the pressure, in mm hg, of 2.50 moles of an ideal gas if it has a volume of 50.0 liters when the temperature is 27.0° c? 84.2 mm hg 289 mm hg 617 mm hg 936 mm hg3. when 12.4 grams of kbr are dissolved in enough water to create a 170-gram solution, what is the solution's concentration, expressed as a percent by mass? 6.2% kbr 6.8% kbr 7.3% kbr 7.9% kbr
Answers: 1
Chemistry, 22.06.2019 01:30, adrian08022
When an object falls through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance? (one word answer)
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Chemistry, 22.06.2019 11:00, snowprincess99447
Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.
Answers: 1
1. what is the volume of 0.900 moles of an ideal gas at 25.0° c and a pressure of 950.0 mm hg? 1.50...
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