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29 Cards in this Set
- Front
- Back
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N20 is used as an anesthetic. The pressure on 2.50 L of nitrous oxide changes.......... |
6.48L |
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A gas with a volume of 4 L at a pressure of 205 kPa is allowed to expand to a volume of 12 L..... |
P2= 68.3 kPa |
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A sample of air occupies 6.80 L at 325..... |
V2= 3.39L |
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Exactly 5 L of air at -50C is warmed to 100C... |
V2= 8.36 L |
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A sample of nitrogen gas has a pressure of 6.58 kPa at 539K. If the volume.... |
P2= 2.58kPa |
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A gas at 155 kPa and 25C has an initial volume of .1 L... |
1.18 L |
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A child's lungs can hold 2.20 L. How many grams of air.... |
2.5g |
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Determine the total pressure of a gas mixture that contains oxygen, nitrogen.... |
93.9kPa |
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What is the volume occupied by 1.24 moles of a gas at 35C.... |
33.0L |
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Formation of solutions where the process is endothermic..... |
C-They are accompanied by an increase in diameter |
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The phrase like dissolves like refers to the fact that...... |
B-polar solvents dissolve polar solutes and nonpolar solvents dissolve nonpolar solutes
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When solutions of strong electrolytes in water are formed, the ions are surrounded by water molecules.These interactions are best described as a case of....... |
A-Hydration |
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An unsaturated solution is one that..... |
C- has a concentration lower than the solubility |
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A... Solution....... |
C-contains dissolved sulfate in equilibrium with undissolved.... |
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A solution with a concentration higher than the solubility is.... |
E- Supersatured |
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Pressure has an appreciable effect on..... |
A- Gases |
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Which component of air is the primary..... |
N2/NCl |
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The quantity of heat needed to raise the temp..... |
B- Calorie |
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SI Unit of energy |
A- Joule |
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Device used to measure..... |
C- Calorimeter |
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Heat content of a system at constant pressure |
A- Enthalpy |
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The enthalpy change for a.... |
A- heat of reaction |
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The enthalpy change caused by..... |
D- Heat of solution |
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States that if you add..... |
C- Hess's Law |
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What happens to the energy produced by burning...... |
D- All of the Above |
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A piece of metal is heated.... |
D- The temperature of the water with increase and the temp..... |
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How does a calorie compare to a joule? |
B- A calorie is larger than a joule |
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What would happen if you were to touch the flask.... |
A- The flask would probably feel cooler than before..... |
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Which is not a form of energy? |
B- Pressure |
