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 480 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
Excellent

hramirez205

  • Member
  • Posts: 345
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

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?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

A peroxidation reaction involving a fatty acid is depicted in the figure below. A peroxidation reaction involving a fatty acid is depicted in the figure below.
The glutamine synthetase reaction occurs via an acyl phosphate intermediate The glutamine synthetase reaction occurs via an acyl phosphate intermediate
Equation Equation
Write equation for each function Write equation for each function
Simplify Trig Equation Simplify Trig Equation
Algebraically solve the equation sec^2 θ-2=0 such that -π ≤ θ ≤ π Algebraically solve the equation sec^2 θ-2=0 such that -π ≤ θ ≤ π
Video: Bond in biological molecules (Ionic, Covalent and Hydrogen bonds)/ How atoms bond?

For a complete list of videos, visit our video library