You should always suppose to have safety goggles because you don't want to hurt your eyes
Neptune's gravitational factor relative to earth is 1.19.
That means we have to multiply 8.5 by 1.19.
8.5 * 1.19
10.115
Answer: 10.115 pounds
More hydrogen ions means more acidic, more hydroxide ions means more basic
There's an approximate 0.696% chance that one of those donors is a universal donor.