Author Question: How much NaOH is present in a 250. mL sample of a 5.00 (w/v) solution? A) 5.00 g B) 10.0 g C) ... (Read 121 times)

lb_gilbert

  • Hero Member
  • *****
  • Posts: 588
How much NaOH is present in a 250. mL sample of a 5.00 (w/v) solution?
 
  A) 5.00 g
  B) 10.0 g
  C) 12.5 g
  D) 25.0 g
  E) 250 g

Question 2

What volume (in mL) of 0.0887 M MgF2 solution is needed to make 275.0 mL of 0.0224 M MgF2 solution?
 
  A) 72.3 mL
  B) 91.8 mL
  C) 10.9 mL
  D) 69.4 mL
  E) 14.4 mL



chloejackso

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

C

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

lb_gilbert

  • Hero Member
  • *****
  • Posts: 588
Both answers were spot on, thank you once again




 

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

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.

For a complete list of videos, visit our video library