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

Author Question: Assume a gram of a substance marketed as Pure Energy is annihilated by a gram of a second substance ... (Read 126 times)

james0929

  • Hero Member
  • *****
  • Posts: 586
on: Jul 28, 2018
Assume a gram of a substance marketed as Pure Energy is annihilated by a gram of a second substance Anti-Pure Energy. How long would the energy released power a city which uses 109 watts of power?
 a. 40 hrs
  b. 25 hrs
  c. 50 hrs
  d. 65 hrs
  e. 50 000 hrs

Question 2

Energy is released during a nuclear reaction due to a conversion between mass and energy. Mass is not conserved. The initial and final amounts are different. If a total of 1.0 gram of mass is missing, how much energy has been released?
 a. 9.0  1011 J
  b. 9.0  1017 J
  c. 9.0  1015 J
  d. 9.0  1013 J
  e. 9.0  1016 J


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ebonylittles

  • Sr. Member
  • ****
  • Posts: 318
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

D


james0929

  • Hero Member
  • *****
  • Posts: 586
Reply #2 on: Jul 28, 2018
Thank you!


ebonylittles

  • Sr. Member
  • ****
  • Posts: 318
Reply #3 on: Jul 28, 2018
Always glad to help...


« previous next »
 

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

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.

Basic Types of Energy Basic Types of Energy
Basic overview of energy and human life. Basic overview of energy and human life.
Energy flow and chemical recycling in ecosystems. Energy flow and chemical recycling in ecosystems.
Performing a Gram Stain Performing a Gram Stain
Metabolic pathways involved in the breakdown of proteins for energy. Metabolic pathways involved in the breakdown of proteins for energy.
chemistry homework help energy related chemistry homework help energy related
Video: The Hypothalamus: The Body's Thermostat (Human Thermostat)

For a complete list of videos, visit our video library