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

Author Question: Approximately what percentage of the chemical energy of a fossil fuel electrical power plant is lost ... (Read 51 times)

nenivikky

  • Hero Member
  • *****
  • Posts: 516
Approximately what percentage of the chemical energy of a fossil fuel electrical power plant is lost as heat energy?
 
  A) 20
  B) 40
  C) 60
  D) 80

Question 2

One serving of chunk light tuna in water contains 0.5 g of fat. (1 g fat = 9 kcal.)The total food calories in one serving is 60. What percentage of calories come from fat?
 
  A) < 1
  B) 7.5
  C) 15
  D) 75



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

stanleka1

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

C

Answer to Question 2

B



nenivikky

  • Hero Member
  • *****
  • Posts: 516
Both answers were spot on, thank you once again




 

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

For a complete list of videos, visit our video library