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

Author Question: What is a chemical equation? A) It is a shorthand notation for illustrating a chemical reaction. ... (Read 213 times)

123654777

  • Hero Member
  • *****
  • Posts: 585
on: Jul 29, 2018
What is a chemical equation?
 
  A) It is a shorthand notation for illustrating a chemical reaction.
  B) It is the sum of the masses of the products and reactants.
  C) It is the chemical combination of equal numbers of reactants and products.
  D) It is a picture of the atoms undergoing a chemical equalization.
  E) It is any type of reaction that takes place at the equator.

Question 2

Steel wool wetted with vinegar is sealed within a balloon inflated with air. After several hours, what happens to the volume of the balloon?
 
  A) The balloon inflates.
  B) The balloon deflates.
  C) The balloon dissolves.
  D) Nothing because the vinegar is acting on the steel wool, not upon the balloon.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

joanwhite

  • Sr. Member
  • ****
  • Posts: 308
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: B


123654777

  • Member
  • Posts: 585
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

nyrave

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

The FDA recognizes 118 routes of administration.

Position of the lungs within the thoracic cavity; anterior view illustrating regions of the lungs an Position of the lungs within the thoracic cavity; anterior view illustrating regions of the lungs an
Isomerization reaction proceeds via an enediolate intermediate. Isomerization reaction proceeds via an enediolate intermediate.
(mn/p) = 6 . How do you manipulate the equation so that you isolate m on one side? (mn/p) = 6 . How do you manipulate the equation so that you isolate m on one side?
State the amplitude, period, equation of the axis, and maximum and minimum value State the amplitude, period, equation of the axis, and maximum and minimum value
Write the acidic equilibrium equation for HC₆H₅O. Write the acidic equilibrium equation for HC₆H₅O.
Examples of the action of chemical mutagen Examples of the action of chemical mutagen
Video: Transcription - Introns and exons

For a complete list of videos, visit our video library