An aliquot (28.7 mL) of a KOH solution required 31.3 mL of 0.118 ...

[ARLKQ]

An aliquot (28.7 mL) of a KOH solution required 31.3 mL of 0.118 M HCl for neutralization. What mass (g) of KOH was in the original sample?
 
  A) 1.64
  B) 7.28
  C) 0.173
  D) 0.207
  E) 0.414

Question 2

Which vitamin promotes the development of healthy bones and the absorption of calcium and phosphate?
 
  A) vitamin C
  B) vitamin E
  C) vitamin D
  D) vitamin K

[scottmt]

Answer to Question 1

D

Answer to Question 2

C

[ARLKQ]

Gracias!

[zacnyjessica]

Excellent