I need help. 8. A water heater contains 550 kg of water. How many joules of ener

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I need help.

8. A water heater contains 550 kg of water. How many joules of energy are necessary to heat the water in the water heater by 25 ( Specific heat capacity of water = 4.18 J/g "C) A Chemistry student finds a shiny rock that she suspects is gold. She determines the mass of the rock to be 18.7 g. She then finds that that the temperature of the rock rises from 25 °C to 35 °C upon absorption of 150 J of heat. Find the heat capacity of the rock and determine if the rock is gold ( Heat capacity of gold-0.128 J/g ) 9.

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I need help. 8. A water heater contains 550 kg of water. How many joules of ener

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