Which hydroxide is soluble in water? A) lead (II) hydroxide ...

[casperchen82]

Which hydroxide is soluble in water?
 
  A) lead (II) hydroxide
  B) magnesium hydroxide
  C) calcium hydroxide
  D) strontium hydroxide

Question 2

Generally in a biochemical reaction the first step involves ________.
 
  A) the reaction of the enzyme with the active site of the substrate
  B) the reaction of the substrate with the active site of the enzyme
  C) the reaction of the substrate with the enzyme-substrate complex
  D) the reaction of the enzyme with the enzyme-substrate complex

[macagn]

Answer to Question 1

C

Answer to Question 2

B