Convert 0.000001546 mi to scientific notation. A) 1.546 106 ...

[laurencescou]

Convert 0.000001546 mi to scientific notation.
 
  A) 1.546  106 mi
  B) 1.546  105 mi
  C) 1.546  10-5 mi
  D) 1.546  10-6 mi

Question 2

Which of the following items would you use to make an acidic buffer solution?
 
  A) acetic acid (a weak acid) and hydrochloric acid (a strong acid)
  B) hydrochloric acid (a strong acid) and sodium chloride
  C) acetic acid (a weak acid) and sodium acetate
  D) hydrochloric acid (a strong acid) and sodium hydroxide (a strong base)
  E) ammonium hydroxide (a weak base) and ammonium chloride

[ladyjames123]

Answer to Question 1

D

Answer to Question 2

C

[laurencescou]

TYSM

[marict]

Gracias!