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

Author Question: The value of H for the reaction below is -126 kJ. The amount of heat that is released by the ... (Read 74 times)

danielfitts88

  • Hero Member
  • *****
  • Posts: 535
on: Aug 27, 2018
The value of H for the reaction below is -126 kJ. The amount of heat that is released by the reaction of 10.0 g of Na2O2 with water is ________ kJ. 2Na2O2 (s) + 2H2O (l)  4NaOH (s) + O2 (g)
 
  A) 8.08
  B) 16.2
  C) 67.5
  D) 32.3
  E) -126

Question 2

The correct answer (reported to the proper number of significant figures) to the following is ________. (1501-1496 )  (9.18  3.68 ) = ________
 
  Fill in the blank(s) with correct word


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dantucker

  • Sr. Member
  • ****
  • Posts: 346
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

200


danielfitts88

  • Member
  • Posts: 535
Reply 2 on: Aug 27, 2018
YES! Correct, THANKS for helping me on my review

cdmart10

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Reaction coordinate diagram comparing enzyme-catalyzed and uncatalyzed reactions Reaction coordinate diagram comparing enzyme-catalyzed and uncatalyzed reactions
Earth’s Heat Budget Earth’s Heat Budget
Instruct recipient on giving you feedback immediately if heat becomes too intense. Remind the person ... Instruct recipient on giving you feedback immediately if heat becomes too intense. Remind the person ...
Nucleophilic addition reaction of aldehydes and ketones Nucleophilic addition reaction of aldehydes and ketones
If 250. L of nitrogen reacts with 582 L of hydrogen by the reaction: N2(g) + 3 H2(g) 2 NH3(g), ... If 250. L of nitrogen reacts with 582 L of hydrogen by the reaction: N2(g) + 3 H2(g) 2 NH3(g), ...
reaction reaction
Video: Hypoglycemia Animation

For a complete list of videos, visit our video library