Chemistry, 01.07.2019 19:30 savannahsharp5149
Given the law of conservation of energy, what happens when a 200°c iron bar is placed in thermal contact with a 30°c block of wood? a. energy leaves the iron bar and enters the wood until the temperatures are equal. b. energy leaves the wood and enters the iron bar until the temperatures are equal. c. all the energy from the iron bar is transferred to the wood. d. all the energy from the wood is transferred to the iron bar.
Answers: 1
Chemistry, 22.06.2019 03:00
Compare the valence electron configuration of the nobles gas elements seen here. what statement is correct?
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Chemistry, 22.06.2019 10:00
Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.
Answers: 1
Chemistry, 22.06.2019 22:30
The vapor pressure of ethanol is 1.00 × 102 mmhg at 34.90°c. what is its vapor pressure at 61.61°c? (δhvap for ethanol is 39.3 kj/mol.)
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Chemistry, 23.06.2019 04:20
The graph shows one consequence of urban sprawl. how did urban sprawl contribute to the change in biodiversity
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Given the law of conservation of energy, what happens when a 200°c iron bar is placed in thermal con...
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