5. A sample of ethylene glycol, used in car radiators, has a mass of 34.8 g. The sample liberates 783 J of heat. The initial temperature of the sample is 22.1°C. What is the final temperature?

Q: Thank you. I'm just confused as what is is the reason 122.1 has to be multiplied by (-45543.23)?

A: Answer: This question is based on the understanding of mathematical calculation of the equation.

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A: Volume of 1 mole of any gas at STP = 22.4 L  Mass of 1 mole of a gas = Molar mass of the gas

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A: The structures of the given molecules are  Identify the molecules are which are anti-aromatic: