the ph of a solution is 3.40. what is the [h3o+] for the solution?

2.51 × 10−4 m

3.98 × 10−4 m

2.51 × 103 m

3.98 × 104 m

The velocity of any object depends upon a) the location of the object. b) the location of the observer. c) which measurement tools are used. d) the relative motion of the observer.