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How many atoms of oxygen are contained in 160 grams of n2o3
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Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?
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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
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72.3 g of ice at -15.0oC has heat energy added to it until it becomes steam at 145oC. Calculate the...
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