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anonymous

  • 4 years ago

how many joules of heat are needed to raise the temperature of 10.0 g of aluminum from 22 degrees celcius to 55 degrees celcius, if the specific heat of aluminum is 0.90 joules

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  1. Xishem
    • 4 years ago
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    Q = m*c*∆T Where, Q is the heat, m is the mass, c is the specific heat and ∆T is the variation of temperature (in Kelvin or ºC). \[Q=m*c*\Delta T\]\[Q=(10.0g)*(0.90\frac{J}{g*C})*(55C-22C)\]\[Q=297J\]

  2. anonymous
    • 4 years ago
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    = 297 J if the specific heat is given in J/degree celsius/g

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