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Ch 2: Measurements And Calculations Math With Sig Figs Review
Test Description: You will want a calculator and your rules for significant figures
Instructions: Answer all questions to get your test result.
1) Apply significant figures to 23.7 m x 3.8 m
A
90 m^2
B
90 m
C
90.1 m^2
D
90. m^2
2) 45.76 cm^2 x 0.25 cm
A
11.44 cm^3
B
10 cm^3
C
11.4 cm^3
D
11 cm^3
3) 81.04 km x 0.010 km
A
0. km^2
B
0.810 km^2
C
0.8 km^2
D
0.81 km^2
4) 32.567 g + 135.0 g + 1.4567 g
A
169.0 g
B
169.0237 g
C
169.02 g
D
169. g
5) 246.24 cm + 238.278 cm + 98.3 cm
A
583 cm
B
582.818 cm
C
582.82 cm
D
582.8 cm
6) 28.367g / 3.74 mL
A
8 g/mL
B
7.6 g/mL
C
7.585 g/mL
D
7.58 g/mL
7) 1.678 cm^3 / 0.42 cm
A
4.00 cm^2
B
4 cm^2
C
3.995 cm^2
D
4.0 cm^2
8) 0.3 m x 0.03 m x 0.003 m
A
0.3 m^3
B
0.27 m^3
C
0.000 03 m^3
D
0.000 027 m^3
9) 658.0 mL - 23.547 mL
A
634.5 mL
B
634.453 mL
C
635 mL
D
634.45 mL
10) 25.987 g + 178.21 g + 3152.8888 g
A
3357.0858 g
B
3357.086 g
C
3357 g
D
3357.09 g
*select an answer for all questions
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