Round off each of the following numbers to three significant digits, and express the results in...
Chemistry 101 Homework Solve exercises 1.33 and 1.34 33. Round off each of the following numbers to the indicated num- ber of significant digits and write the answer in standard scien- tific notation. a. 0.00034159 to three digits b. 103.351 x 10to four digits c. 17.9915 to five digits d. 3.365 x 10 to three digits 34. Use exponential notation to express the number 385,500 to a. one significant figure. b. two significant figures. c. three significant figures. d. five...
Significant Figure Questions 1. How many significant figures are in each of the following numbers? 2430 0.0251 3 1.010 x 10 243.0 0.0040 900.0 243 7063.1 2.7000 5.98 x 103 2. Using standard scientific notation express 0.14503 meters in: em with 2 signíficant figures km with 4 significant figures 3. Express the following in scientific notation: 6795 to three significant figures 0.42885 to four significant figures
1a. Determine the accuracy (the number of significant digits) in each measurement. 0.04060s b. Express each of the following values using scientific notation. 89.600,000g c. Express each of the following values using scientific notation. 0.00481L d. What is metric prefix for 0.010
3. Express the following numbers and computed results in scientific notation, paying attention to significant figures a. 0.000000550 b. 3,200,000
1. Express the following numbers in correct scientific notation. 0.007230 -72800 308.70 2. How many significant figures are there in the following numbers? 650.00 102200 10. 45.034 2.60 x 1022 17.2010 3. Round off the following numbers to TWO significant figures. 34.459 0.07918227 700-2 6.854 x 10- 0.729
the answers to problem number 3 please 2. Express the following numbers in correcet scientific notation. (Total 18 pts; 6 pts each) 293.43 3 9.30 o 0.00930 3. Round off the following numbers to three significant figures. (Total 20 pts; 4 pts each) 58240 5Raoo 0.07912 400.4 LOO 9.245 x 104 7.999
ဈ 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...
SCIENTIFIC NOTATION 1. Write the following numbers in Scientific Notation. The coefficient or "mantissa" should be greater than or equal to 1 and less than ten. Numbers should have units. 145 children a. b. 200,010.3 meters 92,134,209.7 miles C. d. 81 neutrons 0.175 inches е. f. 0.0034 cm 0.000 000 00034 kg Write the following numbers in Standard Notation. (miE mile, s 2. second, ms millisecond) 1.35 x 10' meters а. 9.2 x10° mi b. 1.22 x10 s C. 3.4522...
1. Find X for the following problems: ***Please Round to Three Significant Digits for the answers of each Part*** 9 14 B. 6x-6 16-х - 14 18 C. 2 17 D. 15x + 16y 16 - 12 5 7 6 E.
Bonus points Solve the following problems and express the results in scientific notation with the correct number of significant figures (1 mark each) a) b) c) (3.968) + (8.000) + (4.210% 10%) + (1496.) (6.543 × 10^9)x (7.2 x 10?)/(4.71096) (3.33 x 104) * (4.9283 * 10)