There are exactly 2.54 centimeters in 1 inch. When using this conversion factor, how many significant figures are you limited to? A. unlimited number of significant figures B. depends on if you are using it in multiplication/division or addition/subtraction C. ambiguous D. 3 E. 1 2.)A room has dimensions of 10.0 ft × 20.0 ft × 8.00 ft. Given that there are three feet in a yard, what is the volume of the room in yd3? A. 178 B. 1.60 × 103 C. none of the above D. 59.3 E. 533 3.) What is the standard scientific form for the number 0.0002500?

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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1.) There are exactly 2.54 centimeters in 1 inch. When using this conversion factor, how many significant figures are you limited to?

A. unlimited number of significant figures

B. depends on if you are using it in multiplication/division or addition/subtraction

C. ambiguous

D. 3

E. 1

2.)A room has dimensions of 10.0 ft × 20.0 ft × 8.00 ft. Given that there are three feet in a yard, what is the volume of the room in yd3?

A. 178

B. 1.60 × 103

C. none of the above

D. 59.3

E. 533

3.) What is the standard scientific form for the number 0.0002500?

A. 2.500 x 104

B. 2.500 x 10-4

C. 2.50 x 10-4

D. 2.5 x 104

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