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

Author Question: Calculate the mole fraction of nitric acid of an 8.37 (by mass) aqueous solution of nitric acid. ... (Read 413 times)

anshika

  • Hero Member
  • *****
  • Posts: 510
on: Aug 27, 2018
Calculate the mole fraction of nitric acid of an 8.37 (by mass) aqueous solution of nitric acid.
 
  A) 0.0199
  B) 0.0203
  C) 0.0398
  D) 0.00995
  E) The density of the solution is needed to solve the problem.

Question 2

What is the volume of a rectangular solid that measures 3.8 cm by 2.4 cm by 1.0 cm?
 
  A) 9 cm3
  B) 9.0 cm3
  C) 9.1 cm3
  D) 9.2 cm3
  E) 9.12 cm3


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

paavo

  • Sr. Member
  • ****
  • Posts: 301
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

C)


anshika

  • Hero Member
  • *****
  • Posts: 510
Reply #2 on: Aug 27, 2018
TY


paavo

  • Sr. Member
  • ****
  • Posts: 301
Reply #3 on: Aug 27, 2018
You're welcome


« previous next »
 

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?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Citric Acid Cycle (Kreb's Cycle) Citric Acid Cycle (Kreb's Cycle)
How to calculate theoretical probability How to calculate theoretical probability
Amino Acid Structure Amino Acid Structure
Acid–Base Balance Acid–Base Balance
A buffer solution is prepared using 0.5 moles of a weakly basic drug and an unknown quantity of ... A buffer solution is prepared using 0.5 moles of a weakly basic drug and an unknown quantity of ...
Concepts related to acid–base imbalances Concepts related to acid–base imbalances
Video: Major Elements in Biological Molecules: Proteins

For a complete list of videos, visit our video library