Which of the following solutions is the most dilute?
A) 0.1 liter of water with 1 gram of sugar
B) 0.2 liter of water with 2 grams of sugar
C) 0.5 liter of water with 5 grams of sugar
D) 1 liter of water with 10 grams of sugar
E) They all have the same concentration.
Question 2
Single concave spherical mirrors produce images that
A) are always smaller than the actual object.
B) are always larger than the actual object.
C) are always the same size as the actual object.
D) could be smaller than, larger than, or the same size as the actual object, depending on the placement of the object.
E) are always real.
