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It required 88.2 cal to heat 14.3 g of an unknown substance from 24 °C to 175 °C. What is the specific heat of the unknown?
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The difference between the atomic number of an element and the element’s atomic mass is the number of ions.
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Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change
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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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It required 88.2 cal to heat 14.3 g of an unknown substance from 24 °C to 175 °C. What
is the speci...
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