This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A person pours 330 g of water at 45C into an 855-g aluminum container with an initial temperature of ... (Read 480 times)

craiczarry

  • Hero Member
  • *****
  • Posts: 527
on: Jul 29, 2018
A person pours 330 g of water at 45C into an 855-g aluminum container with an initial temperature of 10C. The specific heat of aluminum is 900 J/(kgK) and that of water is 4190 J/(kgK).
 
  What is the final temperature of the system, assuming no heat is exchanged with the surroundings? A) 28C
  B) 32C
  C) 31C
  D) 33C
  E) 35C

Question 2

If you add 700 kJ of heat to 700 g of water at 70.0C, how much water is left in the container? The latent heat of vaporization of water is 2.26  106 J/kg and its specific heat is is 4190 J/(kgK).
 
  A) 429 g
  B) 258 g
  C) 340 g
  D) 600 g
  E) none


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

soda0602

  • Sr. Member
  • ****
  • Posts: 313
Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

A


craiczarry

  • Member
  • Posts: 527
Reply 2 on: Jul 29, 2018
Gracias!

abro1885

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

An adaptation protecting against aluminum toxicity. An adaptation protecting against aluminum toxicity.
Release of ordered water favors formation of an enzyme-substrate complex Release of ordered water favors formation of an enzyme-substrate complex
Measuring Axillary Temperature Measuring Axillary Temperature
In plant fossils, leaf margin is used to estimate mean annual temperature In plant fossils, leaf margin is used to estimate mean annual temperature
Controlling access to water in order to gain political and strategic advantage in Gaza Controlling access to water in order to gain political and strategic advantage in Gaza
Variations in Ocean Water Density with Depth Variations in Ocean Water Density with Depth
Video: Miller's reaction chamber experiment Animation

For a complete list of videos, visit our video library