C. Add or subtract and express the answer with the correct number of significant figures and the correct units. 60.16 142.202 cm 1. 13.66g +32.00 g +14.5g = 2. 145.66 cm - 3.458 cm = 3. 456.88 g -13.99 g=__46.8² 4. 0.00056 m +0.00058m+7.67 m = 5. 0.145 g-0.045 g =_ 6. 1356.887 m +12.667 m + 7.67 m =_ 7. 34.776 cm-12.74 cm = 8. 0.567 g +0.445 g + 13.0g +36 g = 9. 0.000678 m - 0.00042 m = 10. 16.78 g +0.00056 g +145.775g=_
C. Add or subtract and express the answer with the correct number of significant figures and the correct units. 60.16 142.202 cm 1. 13.66g +32.00 g +14.5g = 2. 145.66 cm - 3.458 cm = 3. 456.88 g -13.99 g=__46.8² 4. 0.00056 m +0.00058m+7.67 m = 5. 0.145 g-0.045 g =_ 6. 1356.887 m +12.667 m + 7.67 m =_ 7. 34.776 cm-12.74 cm = 8. 0.567 g +0.445 g + 13.0g +36 g = 9. 0.000678 m - 0.00042 m = 10. 16.78 g +0.00056 g +145.775g=_
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter1: Introduction To Chemistry
Section: Chapter Questions
Problem 1.49QE: Express the measurements to the requested number of significant figures. (a) 96,485 J/C to three...
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Please complete B. 1-10 and C. 1-10
Thank you very much
Transcribed Image Text:C. Add or subtract and express the answer with the correct number of
significant figures and the correct units.
1. 13.66g+32.00 g + 14.5g =
2. 145.66 cm - 3.458 cm =
60.16
142.202cm
956.8
3. 456.88 g -13.99 g =
4. 0.00056 m +0.00058m+7.67 m =
5. 0.145 g-0.045 g =_
6. 1356.887 m + 12.667 m + 7.67 m =.
7. 34.776 cm-12.74 cm =
8. 0.567 g +.0.445 g + 13.0g +36 g =_
9. 0.000678 m -0.00042 m =
10. 16.78 g +0.00056 g + 145.775g=_
Transcribed Image Text:B. Multiply or divide the following. The answer MUST contain the correct
number of significant figures AND the correct units.
1. 14.56 cm x 0.00585 cm =
00852 cm 2
1,94 m²
2. 1.20m x 0.65m x 2.556 m =
3.165.77 g/35.6 cm³= ₁669/cm3
4. 55.67 g/0.0067 cm³ =
35,490cm³
82 gkm3
5. 6500 cm x 4200 cm x 1300 cm =
6. 44.668 g / (1.8 cm x 2.45 cm x 1.23 cm) = __ 2.
7. 155.67 m³/32.776 m =_
8. 56.79cm x 0.067 cm =
9. 5600 g/2.3368 cm³=
10. 44.68 m x 1.02 m x 0.00002 m =
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