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

Author Question: Ten kilograms of water at 0C is mixed with 10 kg of water at 100C. The change in entropy (in cal/K) ... (Read 263 times)

fnuegbu

  • Hero Member
  • *****
  • Posts: 539
on: Jul 28, 2018
Ten kilograms of water at 0C is mixed with 10 kg of water at 100C. The change in entropy (in cal/K) of the system is
 a. 1 000
  b. 480
  c. -720
  d. 240
  e. -168

Question 2

Find the change in entropy (in J/K) when 5.00 moles of an ideal monatomic gas are allowed to expand isobarically from an initial volume of 20 cm3 to a final volume of 100 cm3.
 a. 167
  b. 100
  c. 67
  d. 52
  e. 152


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

randomguy133

  • Sr. Member
  • ****
  • Posts: 310
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

C


fnuegbu

  • Hero Member
  • *****
  • Posts: 539
Reply #2 on: Jul 28, 2018
Both answers were spot on, thank you once again


randomguy133

  • Sr. Member
  • ****
  • Posts: 310
Reply #3 on: Jul 28, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

As a result of this change, deoxyhemoglobin S As a result of this change, deoxyhemoglobin S
Mixting Hot Cold water Mixting Hot Cold water
Two modes of evolutionary change. Two modes of evolutionary change.
All brakes should be moistened with water or solvent to help prevent brake dust from becoming ... All brakes should be moistened with water or solvent to help prevent brake dust from becoming ...
Radiative forcing expresses change in energy input over time Radiative forcing expresses change in energy input over time
A tsunami (tidal wave) traveling across deep water can have a speed of 750 km/h k m / h and a ... A tsunami (tidal wave) traveling across deep water can have a speed of 750 km/h k m / h and a ...
Video: Role of transport in a cell

For a complete list of videos, visit our video library