More Sig Fig Practice
Sig Fig Practice Name: ___________________________
I. Determine the number of sig figs in the following:
a. 478 cm
b. 6.01 g
c. 0.825 m
d. 0.043 kg
e. 1.310 × 1022 atoms
f. 7000 mL
g. 102.400 m
h. 0.001300 cm
II. Round these numbers to 4 sig figs:
a. 5.67845
b. 0.00391158
c. 200,000,001
d. 1.9999999 × 1037
e. 0.00200003
f. 500
g. 1.2345
III. Do the following calculations using sig fig rules:
a. 11,254.1 + 0.1983
b. 66.59 – 3.113
c. 8.16 × 5.1355
d. 883.0 ÷ 22.5 + 6.2
e. (2.6 × 103)(3.27 × 102)
f. 26.5862 + (0.17 × 9)
g. The mass of a watch glass was measured four times. The masses were 99.997 g, 100.008 g, 100.011 g, and 100.005 g. What is the average mass of the watch glass?
h. 1.23 m × 0.89 m
i. 13.004 m + 3.09 m + 112.947 m
Sig Fig Practice Name: ___________________________
I. Determine the number of sig figs in the following:
a. 478 cm
b. 6.01 g
c. 0.825 m
d. 0.043 kg
e. 1.310 × 1022 atoms
f. 7000 mL
g. 102.400 m
h. 0.001300 cm
II. Round these numbers to 4 sig figs:
a. 5.67845
b. 0.00391158
c. 200,000,001
d. 1.9999999 × 1037
e. 0.00200003
f. 500
g. 1.2345
III. Do the following calculations using sig fig rules:
a. 11,254.1 + 0.1983
b. 66.59 – 3.113
c. 8.16 × 5.1355
d. 883.0 ÷ 22.5 + 6.2
e. (2.6 × 103)(3.27 × 102)
f. 26.5862 + (0.17 × 9)
g. The mass of a watch glass was measured four times. The masses were 99.997 g, 100.008 g, 100.011 g, and 100.005 g. What is the average mass of the watch glass?
h. 1.23 m × 0.89 m
i. 13.004 m + 3.09 m + 112.947 m
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