Question

question 23 not yet answered marked out of 1.00 flag question identify how many significant figures there are in the following number: 230ml select one: a. 2 b. 3 c. 4 d. infinite question 24 not yet answered marked out of 1.00 flag question identify how many significant figures there are in the following number: 5009cm³ select one: a. 2 b. 3 c. 4 d. infinite question 25 not yet answered marked out of 1.00 flag question identify how many significant figures there are in the following number: 0.0030mm select one: a. 2 b. 3 c. 4 d. infinite

Explanation:

Step1: Analyze 230mL

Leading/trailing zeros without decimal are not significant. Significant digits: 2,3 → count = 2.

Step2: Analyze 5009cm³

All non-zero digits and trapped zeros count. Significant digits: 5,0,0,9 → count = 4.

Step3: Analyze 0.0030mm

Leading zeros not significant; trailing zero after decimal counts. Significant digits: 3,0 → count = 2.

Answer:

Question 23: a. 2
Question 24: c. 4
Question 25: a. 2