Author Question: Which of the following is not an ionic compound? A. Na3P B. CO2 C. CaCO3 D. ... (Read 100 times)

mpobi80

  • Hero Member
  • *****
  • Posts: 519
Which of the following is not an ionic compound?
 
  A. Na3P
   B. CO2
   C. CaCO3
   D. MgSO4

Question 2

At 20 C, a 1.73 M aqueous solution of ammonium chloride has a density of 1.0257 g/mL. What is the mass  of ammonium chloride in the solution? The formula weight of NH4Cl is 53.50 g/mol.
 
  A) 1.85
  B) 3.31
  C) 1.68
  D) 0.594
  E) 9.00



jointhecircus

  • Sr. Member
  • ****
  • Posts: 343
Answer to Question 1

B

Answer to Question 2

E



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

mpobi80

  • Hero Member
  • *****
  • Posts: 519
Both answers were spot on, thank you once again



jointhecircus

  • Sr. Member
  • ****
  • Posts: 343

 

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.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

For a complete list of videos, visit our video library