Concept explainers
How many significant figures are in each of the following?
Want to see the full answer?
Check out a sample textbook solutionChapter 2 Solutions
Basic Chemistry
- Determine the number of significant figures in each measurement.a. 340,438 g e. 1.040 sb. 87,000 ms f. 0.0483 mc. 4080 kg g. 0.2080 mLd. 961,083,110 m h. 0.0000481 garrow_forward5 nyoor X A the p X Spoti x A Chap x E * Par X Netfli X Goo 53. Calculate Make the following conversions. Express your answers in scientific notation. a. 14.8 g = ? ug b. 3.72 g = ? kg C. 66.3 L ? cm³ d. 7.5 x 104 J = ? kJ e. 3.9 × 10° mg = ? dg f. 2.1 X 10 dL = ? µL %3D %3Darrow_forwardhow many significant figures are in each of the following numbers? a. 0.025 b. 22.4 c. 0.0404 d. 5.04 * 10^3arrow_forward
- 2. How many significant figures are in the following? a. 50.0 cm b. 0.00500 m c. 1.50 x 105 secarrow_forwardDetermine the number of significant figures in the following masses.a. 0.00040230 gb. 405,000 kgarrow_forward4. Show the answers with appropriate number of significant figures. 39.9 а. 6.022 x1023 b. 0.0021 g + 34.56 g-0.765 garrow_forward
- Conversions: include the correct number of significant digits and follow the format included in the image. a. 0.20 m to mm b. 2.23 ks to s c. 78.9 mg to garrow_forwardThe result of the calculation (1.0161-0.8711) with correct number of significant figure is a. 0.04700 b. 0.1450 c. 0.145 d. 0.0471arrow_forwardConvert 234.0 x10^-4 to the proper exponential notation following thr rules of significant figures. A. 2.340x10^2 B. 2.340x10^ 0 C. 2.340x10^-2 D. 2.34x10 ^ 3 E. 2.340x10^ 3 F. 2.340x10^-1 G. 2.34x10^-2 H. 2.34x10^2 I. 2.34x10 ^-3 J. 2.340x10^ -3 K. 2. 349x10^1 L. 2.340arrow_forward
- Which of the following numbers have four significant figures? A. 12045 B. 5500 C. 5500. D. 0.010210arrow_forward1. Which of the following quantities has three significant figures? a) 0.0095 b) 0.4 c) 101 d) 0.10 x 103arrow_forward1. Convert the following values into the required units. Report answers in correct number of significant figures. A. 5.15 kg/m^3 to g/L B. 9.787 dyne to N 2. The mass of a diamond is usually expressed in carats, where 5.0 carats = 1.00 g. The density of diamond is 3.51 g/mL. What is the volume (in mL) of a 4.0-carat diamond?arrow_forward
- World of Chemistry, 3rd editionChemistryISBN:9781133109655Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCostePublisher:Brooks / Cole / Cengage Learning