Author Question: How many grams of Li3N can be formed from 1.75 moles of Li? Assume an excess of nitrogen. 6 Li(s) + ... (Read 73 times)

saliriagwu

  • Hero Member
  • *****
  • Posts: 537
How many grams of Li3N can be formed from 1.75 moles of Li? Assume an excess of nitrogen. 6 Li(s) + N2(g)  2 Li3N(s)
 
  A) 18.3 g Li3N
  B) 20.3 g Li3N
  C) 58.3 g Li3N
  D) 61.0 g Li3N
  E) 15.1 g Li3N

Question 2

How many grams of calcium hydride are required to produce 4.56 L of hydrogen gas at 25.0C and 0.975 atm pressure according to the chemical equation shown below?
 
  CaH2(s) + 2 H2O(l)  Ca(OH)2(aq) + 2 H2(g)
 
  A) 3.82 g
  B) 7.64 g
  C) 15.3 g
  D) 45.6 g

Question 3

Which of the following does not have a charge of -2?
 
  A) carbonate
  B) chromate
  C) dichromate
  D) nitrate



quynhmickitran

  • Sr. Member
  • ****
  • Posts: 330
Answer to Question 1

B

Answer to Question 2

A

Answer to Question 3

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

For a complete list of videos, visit our video library