Indicate the number of significant figures in the following measurements: (a) 9.1 g (b) 905.0 J (c) 9.050 L (d) 0.0905 kg
Indicate the number of significant figures in the following measurements: (a) 9.1 g (b) 905.0 J...
Perform the following calculations to the correct number of significant figures. Part A (22.4856×2.55)+378.20 Part B (86.5−22.060)÷0.0055 Part C (582÷905.0)+5.35 Part D [(2.68×106)÷53.589]+135.65
Significant Figures- Questions For the following measurements, underline the digits that are known with certainty and highlight in color the digits that are estimated. If a number is ambiguous, that is, the number of significant figures is uncertain, state so. In each case, explain your reasoning. 3) a) 4.35 ml b) 0.009340 g c) 3400 km d) 1.38 x 103 m/s
Significant Figures- Questions For the following measurements, underline the digits that are known with certainty and highlight in color the digits that are estimated. If a number is ambiguous, that is, the mumber of significant figures is uncertain, state so. In each case, explain your reasoning. 3) a) 4.35 m b) 0.009340 g c) 3400 km d) 1.38 x 103 m/s
Answer the following and round to the correct number of significant figures (don't forget units). a) 0.02123 m + 1.12 m + 0.00123 m = b) 2.3 cm - 1.23 cm + 120 cm = c) 25,430 km - 3,500 km + 200 km = d) (1.21 x 105 ) x (2.6 x 103 ) = e) 7.13 mm x 9.1 mm = f) 3.0 cm x 8.222 cm = g) 4.1 g ÷ 0.121 cm = h) 0.413 ÷...
2.9 How many significant figures are in each of the following? a. 11.005 g b. 0.000 32 m c. 36 000 000 km d. 1.80 X 104 kg e. 0.8250 L f. 30.0°C How many significant figures are in each of the following? a. 20.60 mL b. 1036.48 kg c. 4.00 m d. 20.8 °C e. 60 800 000 g f. 5.0 x 10-3L 2.18 2.10
State the number in scientific notation and write the number of significant figures in each of the following numbers. Explain your answer. 1. a. 37.60 b. 0.0130 c. 13000 d. 1.2300 Perform the indicated operations to the correct number of significant figures using the rules for significant figures 2. a. 37.60 x 1.23 b. 6.7/8.975- c. 3.765+1.2+37.21 To get credit, specify the rule you used to round your results 3. Three students make measurements (in m) of the length of...
Carry out the following conversions. Report your answers to the correct number of significant figures. (a) 73.3 km to m (b) 19.7 g to mg (c) 0.539 L to dL (d) 6.9 cm to m (e) 0.000000403 m to nm 4.03 × 10 (f) 15 in to cm (g) 27.1 lb to g × 104 g (h) 4.073 qt to L (i) 923 cm to in (j) 191 g to lb (k) 22.3 L to qt
a) A is a quantity with two significant figures. B has 4 significant figures. If C = A + B, D = A*B, and E=B/A What should the number of significant figures of C, D and E be? b) Compare and contrast the following pairs of definitions, one set at a time. For each set of definitions, describe what kind of measurements ( time, positions etc) must you do in order to compute the quantity based on their definitions. Be as...
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2. & Indicate the precision and the. of significant digits of the following measurements in the space provided. Round off the measurements to the correct number of digits needed. 8 Express these rounded measurements in proper scientific notation in the last column. See example. OF SIG. DIG. MEASUREMENT PRECISION MEASUREMENT MEASUREMENT IN NOW NEEDED ROUNDED OFF SCI. NOT 63.479 m (example) 3 5 3 63.5 m 6.35 x 10 m uz A 0.004 659 m 2 B5 803 L...
Add (9.1×103s)+(9.9×104s)+(0.008×106s). Your answer should be expressed using the appropriate number of significant figures.