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

Author Question: If the reaction has a negative overall energy change, then ________. A) the reaction is ... (Read 112 times)

Alainaaa8

  • Hero Member
  • *****
  • Posts: 576
on: Aug 27, 2018
If the reaction has a negative overall energy change, then ________.
 
  A) the reaction is exothermic
  B) energy is absorbed by the reactants
  C) the reaction is endothermic
  D) the products are not stable

Question 2

An atom with four valence electrons will form ________ bond(s) with other atoms.
 
  A) 0
  B) 1
  C) 4
  D) 3


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

okolip

  • Sr. Member
  • ****
  • Posts: 362
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

C


Alainaaa8

  • Member
  • Posts: 576
Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

frankwu0507

  • Member
  • Posts: 322
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

The Serial Reaction Time Task The Serial Reaction Time Task
World Total Energy Consumption by Fuel Type World Total Energy Consumption by Fuel Type
Energy Use by Different Country Groups Energy Use by Different Country Groups
How the cortical reaction in a mouse egg is thought to prevent additional sperm from entering the eg How the cortical reaction in a mouse egg is thought to prevent additional sperm from entering the eg
Ionization energy Ionization energy
In Falls, Energy Is Transmitted Along the Skeletal System In Falls, Energy Is Transmitted Along the Skeletal System
Video: Introduction to Insulin

For a complete list of videos, visit our video library