Chemistry Name:________________________ Determining and Rounding Significant Figures Date Due: _______________ Determine the number of significant figures in the following numbers. Place your answer in the space provided. 5090 3 43.000 5 0.1010 4 2.160 4 260 001 6 23 000 000 000 000 000 001 89.000 5 20 87 000 2 5000 1 0.9 1 0.0000000000000400005006 10 000.01 7 9 1 001 000 7 9.090 4 0.000001 1 63 000 2 809.000 6 1694.0 5 10 1 0.45980 5 0.09650 4 12 000 000 2 0.808050 6 911 3 7000 1 Round the following numbers to 4 significant figures 333 999 3.340 x 105 13 475 13 480 3.09005 3.090 1.0004 1.000 47.833 47.83 0.0357849 0.03578 0.0038965 0.003897 99 999 1.000 x 10 88.889 88.89 Round the following numbers to 2 significant figures 3.93 3.9 5.95 6.0 708 710 100.0 1.0 x 102 0.00604 0.0060 4750 4800 34 999 35 000 0.000206 76.09 76 119 120
Chemistry Name:________________________ Determining and Rounding Significant Figures Date Due: _______________ Determine the number of significant figures in the following numbers. Place your answer in the space provided. 5090 3 0.1010 4 260 001 6 89.000 5 87 000 2 0.9 1 10 000.01 7 1 001 000 7 0.000001 1 809.000 6 10 1 0.09650 4 0.808050 6 7000 1 43.000 5 2.160 4 23 000 000 000 000 000 001 20 5000 1 0.0000000000000400005006 9 9.090 4 63 000 2 1694.0 5 0.45980 5 12 000 000 2 911 3 Round the following numbers to 4 significant figures 333 999 3.340 x 105 3.09005 3.090 47.833 47.83 0.0038965 0.003897 88.889 88.89 13 475 13 480 1.0004 1.000 0.0357849 0.03578 99 999 1.000 x 10 Round the following numbers to 2 significant figures 3.93 3.9 708 710 0.00604 0.0060 34 999 35 000 76.09 76 5.95 6.0 100.0 1.0 x 102 4750 4800 0.000206 119 120