how many significant figures are in the measurement 9.1 ml? 9.1 ml has ? significant figures.

how many significant figures are in the measurement 9.1 ml? 9.1 ml has ? significant figures.
Answer
Explanation:
Step1: Recall significant - fig rule
Non - zero digits are always significant.
Step2: Count non - zero digits
In 9.1, 9 and 1 are non - zero.
Answer:
2