Introductory Chemistry For Today
8th Edition
ISBN: 9781285644561
Author: Seager
Publisher: Cengage
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Convert 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. 2.340
The 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.
0.0471
determine the number of significant figures for each given number
0.000203
200.
31.001
0.00001
200.0
70.
11.0031
50000.
0.42102
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- Determine the number of significant figures. 1. 100432.6783 / 2 2. 0.000004523 x 2.34 + 10.00000 3. 0.000004523 x 2.34 + 10arrow_forwardCarry out each calculation and report the answer using the proper number of significant figures. a. 28.515 + 3.36 = b. 35. − 0.87 = c. 28.0414 + 27.34 =arrow_forward2. Significant Figures Record the number of significant figures in each of the following numbers. a. 6.03 b. 0.0603 c. 650.3 d. 650 e. 2.670 x 103 f. 0.0100arrow_forward
- 1. 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_forwardDetermine the number of significant figures in each of the following measured values. a. 6.000 b. 0.0032 c. 0.01001 d. 65,400 e. 76.010 f. 0.03050 g. 23,009 h. 0.00231 i. 0.3330 j. 73,000 k. 73.000 l. 0.40040arrow_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
- Review the rules for significant figures in calculations. Perform the following mathematical operations and round to the correct number of significant figures. a. 27.95 + 13.6 b. 408 - 12.21 c. 81.32/0.781 d. 15.9 x 3.021arrow_forwardHow many significant figures are represented in each of the following numbers? a. 3.8 x 10-3 b. 5.20 x 10² c. 0.00261 d. 24 e. 240 f. 2.40arrow_forwardI NEED A HELP WITH THISarrow_forward
- How many significant figures are represented in each ofthe following numbers?a. 10.0 d. 2.062b. 0.214 e. 10.50c. 0.120 f. 1050arrow_forwardDetermine the correct amout of significant figures for each number or operation. Column A 1. 0.002040 2. 15.36 + 2.255 = 17.615 3. 510. 4. 22.2 x 89.01 = 1,976.022 Column B a.2 b.3 c.8 d.4 e.6 f.5 g.1 h.7arrow_forward47arrow_forward
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