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

Author Question: An ice cube melts and cools the surrounding beverage. (The ice cube is the system.) Which of the ... (Read 107 times)

ARLKQ

  • Hero Member
  • *****
  • Posts: 571
on: Aug 27, 2018
An ice cube melts and cools the surrounding beverage. (The ice cube is the system.) Which of the following statement is correct?
 
  A) The system loses heat to the surroundings.
  B) The system gains heat from the surroundings.
  C) The system does work on the surroundings.
  D) The surroundings does work on the system.

Question 2

The two protein chains in insulin are held together by ________.
 
  A) disulfide linkages
  B) hydrophobic interactions
  C) hydrogen bonds
  D) salt bridges
  E) All of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mrphibs

  • Sr. Member
  • ****
  • Posts: 307
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

A


ARLKQ

  • Member
  • Posts: 571
Reply 2 on: Aug 27, 2018
YES! Correct, THANKS for helping me on my review

CAPTAINAMERICA

  • Member
  • Posts: 325
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

A Microelectromechanical system A Microelectromechanical system
The digestive system. The digestive system.
Production-scale tangential flow filtration system. Production-scale tangential flow filtration system.
The Location and Number of Food- and Beverage-Processing Facilities The Location and Number of Food- and Beverage-Processing Facilities
The urinary system: Anterior view of the urinary organs of a female The urinary system: Anterior view of the urinary organs of a female
What would be the appropriate equilibrium temperature of a system obtained by adding 25.0 g of ... What would be the appropriate equilibrium temperature of a system obtained by adding 25.0 g of ...
Video: Embryonic development - Weeks 5 to 8

For a complete list of videos, visit our video library