Express 40 in 4 sig figs
[DOCX File]Practice Worksheet for Significant Figures
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4) 10.4168 m - 6.0 m = 5) 12.00 kg+15.001 kg= 6) 1.31 cm x 2.3 cm = 7) 5.7621 m x 6.201 m = 8) 20.2 cm / 7.4107 s = 9) 40.002 g / 13.000005 g = 4. Express the left side in scientific notation and right side in standard notation.
[DOC File]Name ____________________________ Class period
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5 sig figs. 76000 2 sig figs. k) 0.005789 4 sig figs. 670 2 sig figs. l) 542000. 6 sig figs. Rounding . Round the following numbers to two significant digits. 9.365 9.4. b) 19.9954 20. Round the following numbers to three significant digits. 0.0008769 0.000877. b) 876493 876,000. Adding and Subtracting. Express the answer to each of the ...
[DOC File]Using Measurements Worksheet
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Perform the following calculations and express your answers in the correct units and number of significant figures. (5.14 cm)(6.742 cm) = ____________ 45.68 g + 3.2 g
[DOCX File]Practice Worksheet for Significant Figures
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(6.00 g – 6.25 g) / 6.25 = .0400 * 100 = 4.00% A lab group turned in their experiment and had measured the mass of their sample to be 3.15 g. The teacher had asked for …
[DOCX File]starkchemistry.weebly.com
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20.09 to three sig figs.___20.1____ 0.00045 to one sig fig.__0.0005___ Complete the operation and round your answer to the correct number of significant figures.
[DOCX File]Chapter 3 - Scientific Measurement
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Example: 40.79 meters (____ sig. figs.) Zeros appearing to the left of nonzero digits are not significant. They are only place holders. Example: 0.0071 (____ sig. figs) ... The element silver melts at 960.8°Cand boils at 2212 C. Express these temperatures in Kelvins. Section Assessment. What is the volume of a paperback book, 21cm tall, 12cm ...
[DOC File]Lab 1-2 Sig Fig
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315.2 has 4 sig figs - When a 0 is significant or not, refer to the following table: Significant. Not Significant - middle. zeros ALWAYS count. 2. 0. 9 has 3 sig figs. 1. 000. 5 has 5 sig figs - ending. zeros WITH a decimal point are significant. 4. 00. has 3 sig figs. 2. 0.00. has 4 sig figs.4. 00. has 3 sig figs - beginning zeros. are NEVER ...
[DOC File]Chapter 1 Chemistry: Matter and Measurement
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Homework #4 – Answer Questions 11, 13, 15 from p. 24 of this packet. Homework #5 – Complete BOTH Sig Figs Worksheet (handed out in class) and answer Questions 17, 19, 21, 27 from pages 24 & 25 of this packet. Homework #6 – Answer Questions 33, 35, 39, 41,43 from p. 25 of this packet.
[DOC File]Chemistry 11 Problem Solving in Chemistry
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(4 sig figs) Example: 169.3 (4 sig figs) x 832.95 (5 sig figs) 141018.4 … is correctly rounded off to the final answer 1.410 x 105 (4 sig figs) Notice that it was necessary to use scientific notation in this example to. enable us to retain the correct size of the number while showing the correct. number of sig figs.
[DOCX File]TonkaDensity
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has 1 sig figs. 0.00. 7000. has 4 sig figs. 280.000 . has 6 sig figs. 0. 9 . has 1 sig figs. When you multiply and divide sig figs, round the answer to the least number of sig figs. 40 * 12.0 = 480 but the correct sig fig answer is . 500. STEPS: Complete the multiplication or division. Count the sig figs in the values you started with. Select ...
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