Chemistry, 28.01.2021 05:20 brookebeatrice8
How much heat must be removed from 22.0 grams of 0°C water to
convertit completely to ice at 0°
A.6.02 kJ
B. 7.35 kJ
C. -7.35 kJ
Answers: 3
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Which of these will change if the air in aclosed bottle is heated? abcdthe mass of the airthe composition of the airthe air pressure in the bottlethe number of air molecules in the bottle
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Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change. when the temperature in a room increases from 25°c to 33°c, changes from a solid to a liquid. in a lab, methane and nitrogen are cooled from -170°c to -200°c. the methane freezes and the nitrogen . when gold is heated to 2,856°c it changes from a liquid to a .
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How many moles are in 250 grams of tungsten (w)? * 4.4x10^23 moles 4.2x10^23 moles 0.7 moles 1.4 moles
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How much heat must be removed from 22.0 grams of 0°C water to
convertit completely to ice at 0°
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