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

Author Question: A 3.82-g sample of magnesium nitride is reacted with 7.73 g of water: Mg3N2 + 3H2O 2NH3 + 3MgO The ... (Read 131 times)

ETearle

  • Hero Member
  • *****
  • Posts: 580
on: Aug 27, 2018
A 3.82-g sample of magnesium nitride is reacted with 7.73 g of water: Mg3N2 + 3H2O  2NH3 + 3MgO The yield of MgO is 3.60 g. What is the percent yield in the reaction?
 
  A) 94.5
  B) 78.4
  C) 46.6
  D) 49.4
  E) 99.9

Question 2

What is the primary commercial use of hydrogen in the United States?
 
  A) as a rocket fuel, especially on the space shuttle
  B) hydrogenation of vegetable oils
  C) manufacture of methanol
  D) manufacture of ammonia by the Haber process
  E) as an automobile fuel
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kswal303

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Aug 27, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly


ETearle

  • Member
  • Posts: 580
Reply 2 on: Aug 27, 2018
:D TYSM

meow1234

  • Member
  • Posts: 333
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

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?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

Types of obligatory salt and water exchanges in a terrestrial animal. Types of obligatory salt and water exchanges in a terrestrial animal.
Water potentials decrease (become more negative) as one moves from soil to plant to atmosphere Water potentials decrease (become more negative) as one moves from soil to plant to atmosphere
A pygmy hippopotamus rests in some water to help prevent its skin from cracking at Ueno Zoo in Japan A pygmy hippopotamus rests in some water to help prevent its skin from cracking at Ueno Zoo in Japan
Turn on water Turn on water
Sample Menu: Carb Choices Sample Menu: Carb Choices
A sample of 400 observations will be taken from an infinite population. The population ... A sample of 400 observations will be taken from an infinite population. The population ...
Video: Sickle Cell Anemia

For a complete list of videos, visit our video library