Billy drove 3.75 miles. You find the answer by dividing 7.5 by 2
PH can be calculated using the following equation
pH = -log [H₃O⁺]
for apple juice the hydronium /hydrogen ion concentration is 0.0003
pH = -log (0.0003)
pH = 3.5
correct answer is C
For ammonia
pH = -log (3.1 x 10⁻⁹)
pH = 8.5
answer should be 8.5
Answer:
how much does 1 pound cost?
The answer is in the photo.
ANSWER:
5a+2b
add the like terms together