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

Author Question: If the reaction has a negative overall energy change, then ________. A) the reaction is ... (Read 165 times)

Alainaaa8

  • Hero Member
  • *****
  • Posts: 576
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
Answer to Question 1

A

Answer to Question 2

C




Alainaaa8

  • Member
  • Posts: 576
Reply 2 on: Aug 27, 2018
Wow, this really help


Missbam101

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Excellent

 

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

For a complete list of videos, visit our video library