g typical coffee mug holds up to 12 oz (340 grams) of water. How much heat energy is required to warm enough water from 23⁰C to 95⁰C for a m

Question

g typical coffee mug holds up to 12 oz (340 grams) of water. How much heat energy is required to warm enough water from 23⁰C to 95⁰C for a mug of hot tea?How many kWh would it take to heat this water with an electric stove?

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RuslanHeatt 2 months 2021-07-28T01:50:32+00:00 1 Answers 2 views 0

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    2021-07-28T01:52:00+00:00

    Answer:

    Explanation:

    Heat required to raise the temperature

    = mass x specific heat x rise in temperature

    = .34 x 4200 x ( 95 – 23 )

    = 102816 J .

    1 kWh = 1000 x 60 x 60 J

    = 3600000 J

    102816 J  = 102816 / 3600000

    = .02856 kWh .

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