Question Detail
Question
A mass of 0.000 345 g is equivalent to:
Correct Answer
Option A is the correct answer.
Detailed Explanation
0.000 345 g = 3.45 × 10⁻⁴ g = 345 × 10⁻⁶ g = 345 µg. (1 µg = 10⁻⁶ g).
Hint
Recall metric prefixes: micro (µ) = 10⁻⁶.