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

Author Question: The combustion of ammonia in the presence of excess oxygen yields NO2 and H2O: 4 NH3 (g) + 7O2 ... (Read 102 times)

yoroshambo

  • Hero Member
  • *****
  • Posts: 566
The combustion of ammonia in the presence of excess oxygen yields NO2 and H2O:
 
  4 NH3 (g) + 7O2 (g)  4 NO2 (g) + 6 H2O (g)
 
  The combustion of 14.4 g of ammonia consumes ________ g of oxygen.
  A) 13.5
  B) 28.8
  C) 54.1
  D) 47.3
  E) 94.6

Question 2

The photoelectric effect is ________.
 
  A) the total reflection of light by metals giving them their typical luster
  B) the production of current by silicon solar cells when exposed to sunlight
  C) the ejection of electrons by a metal when struck with light of sufficient energy
  D) the darkening of photographic film when exposed to an electric field
  E) a relativistic effect



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fromAlphatoOmega22

  • Sr. Member
  • ****
  • Posts: 345
Answer to Question 1

D

Answer to Question 2

C




yoroshambo

  • Member
  • Posts: 566
Reply 2 on: Aug 27, 2018
Wow, this really help


meganmoser117

  • Member
  • Posts: 303
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

For a complete list of videos, visit our video library