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 70 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
Great answer, keep it coming :)

LVPMS

  • Member
  • Posts: 323
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Forages, such as hay, are required by all horses Forages, such as hay, are required by all horses
The frontal sinus, an airfilled space just behind the brow, is a unique size and shape in each of us The frontal sinus, an airfilled space just behind the brow, is a unique size and shape in each of us
Steps in protein synthesis: The DNA is used as a template to make mRNA (transcription). The mRNA is ... Steps in protein synthesis: The DNA is used as a template to make mRNA (transcription). The mRNA is ...
Should Parents Make Their Own Baby Food? Should Parents Make Their Own Baby Food?
What is the minimal voltage required? What is the minimal voltage required?
A solution is 2.25% by weight NaHCO3. How many grams of NaHCO3 are in 250.0 g of solution? A solution is 2.25% by weight NaHCO3. How many grams of NaHCO3 are in 250.0 g of solution?
Video: Regulation of GFR: autoregulation via tubuloglomerular feedback, neural & hormonal regulation

For a complete list of videos, visit our video library