A weak acid is added to a concentrated solution of hydrochloric acid. Does the solution become more or less acidic?
A) More acidic, since there are more hydronium ions being added to the solution.
B) Less acidic, since the solution becomes more dilute with a less concentrated solution of hydronium ions being added to the solution.
C) No change in acidity, since the concentration of the hydrochloric acid is too high to be changed by the weak solution.
D) Less acidic since the concentration of hydroxide ions will increase.
Answer: B
You might also like to view...
Satellite Motion: Suppose NASA wants a satellite to revolve around Earth 5 times a day. What should be the radius of its orbit if we neglect the presence of the Moon? (G = 6.67 × 10-11 N ? m2/kg2, Mearth = 5.97 × 1024 kg)
A. 1.44 × 107 m B. 0.69 × 107 m C. 7.22 × 107 m D. 2.11 × 107 m
Which of the following types of stars are suitable for advanced life?
A) A-type B) F-type C) O-type D) K-type
A certain uniform spring has a constant k. Now the spring is cut in half. What is the relationship between k and the spring constant k’ of each resulting smaller spring?
1. Each k’ = k/2 2. Each k’ = 2k 3. Each k’ = k/4 4. Each k’ = 4k
When white light shines through a diffraction grating, the blue fringes are ________ the central bright spot than the red fringes.
What will be an ideal response?