Chemistry, 17.01.2020 02:31 khenalilovespandas
Suppose you wanted to heat a mug of water (178 ml) from room temperature 10 °c to 52 °c to make a cup of tea. how much energy (in units of joules) would you need from your microwave? (cwater=4.184 j/g˚c)
Answers: 3
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Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.
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Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.
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In which of the following phases of matter do molecules have the highest amount of energy? a. liquid b. gel c. solid d. gas
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Suppose you wanted to heat a mug of water (178 ml) from room temperature 10 °c to 52 °c to make a cu...
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