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

Author Question: To prepare 500. mL of 0.5 M NaCl from a stock of 2.0 M NaCl one needs to ________. A) dilute 125 ... (Read 78 times)

CQXA

  • Hero Member
  • *****
  • Posts: 546
on: Aug 27, 2018
To prepare 500. mL of 0.5 M NaCl from a stock of 2.0 M NaCl one needs to ________.
 
  A) dilute 125 mL 2.0 M NaCl with enough water to a total of 500. mL solution
  B) dilute 125 mL 2.0 M NaCl with 500. mL water
  C) dilute 375 mL 2.0 M NaCl with enough water to a total of 500. mL solution
  D) dilute 375 mL 2.0 M NaCl with 500. mL water

Question 2

Which of the following statements about chemistry is NOT true?
 
  A) Chemistry is an important component of the economy of the United States.
  B) Chemistry affects every area of our daily lives.
  C) Chemical products account for 10 of U.S. exports every year.
  D) All of the above are true.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

CourtneyCNorton

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

D


CQXA

  • Member
  • Posts: 546
Reply 2 on: Aug 27, 2018
Thanks for the timely response, appreciate it

DylanD1323

  • Member
  • Posts: 314
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

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?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

The Abecedarian study was designed to help very low-income African American children prepare for ... The Abecedarian study was designed to help very low-income African American children prepare for ...
Offshore spawning stock biomass, Grand Bank Atlantic Cod since the early 1980s Offshore spawning stock biomass, Grand Bank Atlantic Cod since the early 1980s
Stock Market Tracks Growth in GDP Stock Market Tracks Growth in GDP
Daniel's Enterprises has a beta of 1.98 and a growth rate of 12 percent. The stock is ... Daniel's Enterprises has a beta of 1.98 and a growth rate of 12 percent. The stock is ...
What volume of 8.25 M HCl solution must be diluted to prepare 2.40 L of 0.500 M What volume of 8.25 M HCl solution must be diluted to prepare 2.40 L of 0.500 M
Table salt (NaCl) molecules dissolving in water, resulting in Na+ and Cl– ions surrounded by ... Table salt (NaCl) molecules dissolving in water, resulting in Na+ and Cl– ions surrounded by ...
Video: Female Reproductive System - Hormonal regulation (GnRH) الجهاز التناسلي للأنثى - التنظيم الهرموني

For a complete list of videos, visit our video library