Sig figs

To two significant figures the measurement 0.255 g should be reported as

0.026

What is the measurement 1042 round it off to two significant figures

1.0 X 10^3

Round 1.24 5633501 × 10 to the eighth power to four significant digits

1.246×10 to the eighth power

What is the measurement 111. 009 rounded off to four significant to digits

111.0

How many significant figures are in the measurement 40,500 mg

3

The number of significant figures in the measured value 0.00320 g is

3

Which of the following measurements contains two significant figures A. 0.00044 B. 0.00404 C. 0.00440 D. 0.00400

A- 0.00044

When determining the number of significant digits in a measurement

All nonzero digits are significant

The number that has five significant figures is A. 23410 B. 10.292 C. 0.00653 D. 0.91783

B- 10.282

The measurement that has been expressed to four significant digits is A. 0.00402 B. 30.00 C. 0.0020 D. 402.10

B- 30.00

The measurement that has only non-significant zeros is A. 60.0 B. 506 C. 0.0037 D. 400.

C- 0.0037

Which of the following measurements is expressed to three significant figures A. 0.070 B. 7077 C. 7.30 X 10^-17 D. 0.007

C- 7.30 X 10^-17

In the measurement 0.503 which digit is the estimated digit A. 5 B. The zero to the left of the decimal point C. The zero immediately to the left of the three D. 3

D-3

The number of significant figures in the measurement 17 0.040 km is A. 5 B. 4 C. 3 D. 6

D. 6

For numbers less then 0.1 such as 0.06 the zeros to the right of the decimal point but before the first nonzero digit

Show the decimal place of the first digit