Significant Figures Practice Density Practice
1) 5.40 ____ 6) 1.2 x 103 ____ 2) 210 ____ 7) 0.00120 ____ 3) 801.5 ____ 8) 0.0102 ____ 4) 1,000 ____ 9) 9.010 x 10-6 ____ 5) 101.0100 ____ 10) 2,370.0 ____
334.540 grams + 198.9916 grams = ___________________ (answer should have same # decimals as number with fewest) 0.0610 m – 0.18 m = ___________________ 34 grams / 10.1 mL = ___________________ (Answer should have # figures as value with fewest)
Round all answers to 2 sig figs 349.0 cm + 1.10 cm + 100. cm = 252 meters / 910 seconds = 248.01010 kilograms + 84.097 kilograms = 44 m/s x 20 s =
1. 252 mL of a solution with a mass of 500. g Calculate the density of each of the following: 1. 252 mL of a solution with a mass of 500. g 2. 252 mL of a solution with a mass of 500 g 3. A 6.75 g solid with a volume of 5.35 cm3 4. 50.0 mg of a gas which occupies a volume of 0.0064 L 5. A substance with a mass of 7.55 x 104 kg and a volume of 9.50 x 103 L
3,006
78.100
37.00
2006
0.01
.000345
5.76 x 10^3
9.0001
34.780
1.00400
1.0670
0.009
100.
20980.001
4.001 x 10^6
2.1009
5000.
23.4500
0.01
1.100000
3.95
1007.0100
.008
.009
90000
9900.000
10,007
10,000.
300.0
.014
560,245
0.000223
6002.01
45
1
100.
4.0734 x 10^7
554.
10.00000088
256780
2400
370.001
00.8903
0.0089089
23404.10
0.070707450
359
109024.0
0.000309
.009703
90563
3096.
1.0975 x 10^5
0.09
568
100
10,000,001
400.00