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

Author Question: How many grams of hydrated MgSO4 5 H20 (M.W.: MgSO4 = 119, H20 = 18) are required to make a 10 ... (Read 49 times)

B

  • Hero Member
  • *****
  • Posts: 570
on: Aug 10, 2018
How many grams of hydrated MgSO4  5 H20 (M.W.: MgSO4 = 119, H20 = 18) are required to make a 10 solution of MgS04?
 
  A) 5.7 g/dL
  B) 11.9 g/dL
  C) 17.6 g/dL
  D) 20.9 g/dL

Question 2

What is the molarity (M) of a 4 solution of sodium hydroxide (NaOH)? M.W: Na = 23, O = 16, H = 1.
 
  A) 0.1M
  B) 0.25M
  C) 1.0M
  D) 2.5M


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aburgess

  • Sr. Member
  • ****
  • Posts: 361
Reply #1 on: Aug 10, 2018
Answer to Question 1

Ans: C

Answer to Question 2

Ans: C


B

  • Member
  • Posts: 570
Reply 2 on: Aug 10, 2018
Gracias!

nathang24

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

The Canadian ballot is considerably simpler than the American ballot. Note there is nothing like a c The Canadian ballot is considerably simpler than the American ballot. Note there is nothing like a c
Children make a fast adjustment to a new culture, although, as with these Hmong children in ... Children make a fast adjustment to a new culture, although, as with these Hmong children in ...
April Greiman, Does It Make Sense? April Greiman, Does It Make Sense?
Electric and butane-powered soldering guns used to make electrical repairs. Soldering guns are sold ... Electric and butane-powered soldering guns used to make electrical repairs. Soldering guns are sold ...
Maze-dull rats did not make significantly more errors than maze-bright rats when both groups were ... Maze-dull rats did not make significantly more errors than maze-bright rats when both groups were ...
How Many Triangles Can You Make Using the Letter M and 3 Straight Lines? How Many Triangles Can You Make Using the Letter M and 3 Straight Lines?
Video: Proteins

For a complete list of videos, visit our video library