Determine the number of significant digits in the measurement.
70.00 g
a.5
b.2
c.4
d.1

Option c - 4

Step-by-step explanation:

Given : Measurement 70.00 g.

To find : Determine the number of significant digits in the measurement ?

Solution :

Rules to find significant digits are :

1) All non-zero numbers are significant.

2) Zeros between non-zero numbers are significant.

3) Leading zeros before a number are not significant.

4) Trailing zeros after a number are not significant unless there’s a decimal point.

According to 4 rule,

The decimal point indicates that the trailing zeros are significant and should be counted.

So, In 70.00 there are four significant digits.

Therefore, Option c is correct.

using pemdas, (order of operations) you'll see the answer is 24.