This topic contains a solution. Click here to go to the answer

Author Question: If you add 1.33 MJ of heat to 500 g of water at 50C in a sealed container, what is the final ... (Read 915 times)

luvbio

  • Hero Member
  • *****
  • Posts: 623
If you add 1.33 MJ of heat to 500 g of water at 50C in a sealed container, what is the final temperature of the steam?
 
  The latent heat of vaporization of water is 22.6  105 J/kg, the specific heat of steam is 2010 J/kg  K, and the specific heat of water is 4186 J/kg  K.
  A) 100C
  B) 112C
  C) 123C
  D) 147C
  E) 195C

Question 2

You do 116 J of work while pulling your sister back on a frictionless swing, whose chain is long, until the swing makes an angle of 32.0 with the vertical. What is your sister's mass?
 
  A) 15.3 kg
  B) 13.0 kg
  C) 17.6 kg
  D) 19.0 kg



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

JCABRERA33

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

E

Answer to Question 2

A




luvbio

  • Member
  • Posts: 623
Reply 2 on: Jul 29, 2018
Excellent


AngeliqueG

  • Member
  • Posts: 343
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

For a complete list of videos, visit our video library