Chemistry, 07.07.2019 01:00 kobiemajak
Asample of nano3 was fully decomposed into its elements, and the resulting gas was collected over water at 34°c. if the total pressure of the collected gas was 760 torr, and the vapor pressure of water at 34°c is 40.0 torr, what was the partial pressure of n2 gas in the flask?
Answers: 1
Chemistry, 21.06.2019 19:00
Which term best describes the form sound takes as it travels away from a drum (a- gas)(b-music) ( c-waves) (d-particles
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Chemistry, 21.06.2019 20:50
Which real-world scenarios below represent physical and chemical changes? -running a car -exploding fireworks -mixing water and powdered drink mix -combining oil and vinegar to make salad dressing -taking aspirin for a headache -diluting bleach with water-digesting dinner-spreading peanut butter on bread
Answers: 2
Chemistry, 22.06.2019 01:30
Sulfuric acid (a component of acid rain) reacts with limestone (calcium carbonate) to produce calcium sulfate and carbon dioxide. this damages buildings and statues made of limestone. which solution of sulfuric acid will damage these structures more quickly? a. 0.001% b. 0.005% c. 0.010% d. 0.015%
Answers: 3
Chemistry, 22.06.2019 08:30
If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?
Answers: 1
Asample of nano3 was fully decomposed into its elements, and the resulting gas was collected over wa...
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