A 45 kg sample of water absorbs 345kj of heat if the water
A 45 kg sample of water absorbs 345kj of heat. If the water was initially at 22.1c what is its final temprature?
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since 1976 brazil has made it mandatory that all automobiles run on a blend of 25 ethanol and 75 hydrocarbon based
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a 021-kg coffee mug is made from a material that has a specific heat capacity of 900 jkg middot cdeg and contains 036
a 45 kg sample of water absorbs 345kj of heat if the water was initially at 221c what is its final
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how abundant are tryptophan and cysteine in proteins and what characteristics of these amino acids affect their
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