Exercise 10 - Heat Transfer - Key.pdf - Chemistry 107 \u2013 Problem Solving Solution Key 1 How many joules of energy are required to raise the temperature

Exercise 10 - Heat Transfer - Key.pdf - Chemistry 107...

This preview shows page 1 - 2 out of 2 pages.

Chemistry 107 Problem Solving Solution Key 1.How many joules of energy are required to raise the temperature of 75 g of water from 20.0 J16000J69051qC)C)(50.0 J/gg)(4.184(75TmCqo2.A 250.0 g metal bar requires 5.866 kJ to change its temperature from 22 oC to 100.0 oC. What is the specific heat of the metal? o 3.If 40.0 kJ of energy is absorbed by 500.0 g of water at 10.0 oC, then what is final temperature of the water? T T 119.4.Anthracite coal, 1.0 g, produces 7.000 x 103cal when burned. How many joules of energy does this represent? C? q
Image of page 1
5. When a 43.0 g sample of metal at 100.0 o C is added to 38.0 g of water at 23.72 o
Image of page 2

You've reached the end of your free preview.

Want to read both pages?

  • Fall '15
  • Dr. Salzameda
  • Energy, Heat, OC, C , g metal bar, m T

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture