Chemistry, 28.06.2021 02:40 christinavelez26
Calculate the change in thermal energy when 2kg of water is heated from 20°C to 80°C.
Answers: 2
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14. many depressants reduce small muscle control, making it harder for a. you to steer b. your mind to consider complex problems c. the eye to scan, focus, or stay still d. the kidneys to filter alcohol out of the bloodstream
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Chemistry, 22.06.2019 04:40
Silver tarnishes as silver metal reacts with hydrogen sulfide, h2s, in the air. in this reaction, dark silver sulfide, au2s, covers the surface of silver. when silver is polished, this coating of silver sulfide can be removed from the surface. this makes the silver shiny again. enter the coefficients that balance the tarnishing reaction equation. (type 1 for no coefficient.)
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Chemistry, 22.06.2019 08:30
What is the independent variable in this investigation? mass volume sample number substance density
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Chemistry, 22.06.2019 11:30
Determine the reaction and balance the following equations urgent due in the morning
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Calculate the change in thermal energy when 2kg of water is heated from 20°C to 80°C....
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