Express the following numbers in scientific notation. Make sure you use the correct number of significant...
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
CHEMWURA Use scientific notation to express the number 355000 to: 1) one significant figure 2) two significant figures 3) three significant figures 4) four significant figures 5) six significant figures Submit Show Hints
3. Express the following numbers and computed results in scientific notation, paying attention to significant figures a. 0.000000550 b. 3,200,000
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
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)
im not sure how to properly use significant figures and scientific notation in this problem? A warehouse is 0.154 miles long, 55.6 yards wide and 20.8 feet high. What is its volume in SI units? Use scientific notation. 1.
Using scientific notation, express the number 23300 to One significant figure x10 to the 4th power Two significant figures x10 to the 4th power Three significant figures x10 to the 4th power Four significant figures x10 to the 4th power
please do all the questions, thank you 2. Write the following numbers in Scientific Notation in Standard Form (one digit to the left of the decimal): a) 0.0020036 b) 345.0 c) 0,00675x10 d) 456.0x10 3. Solve (Answer should have correct number of significant figures, and be in Standard Form): 3.00x10" 6,0x10 b) 2.00x10" (5.0x10)- e) (16.0x10) - d) 0.01 + 3 + 4573 +0.1 - e) 6,0x10'+2.3x10'+4,002x10 - You may use a calculator from this point on! 4. Use your...
USE CORRECT SIG FIGS AND SCIENTIFIC NOTATION Determine the molar (M) concentration of a solution made by dissolving 7.714E1 g of CaCl2 in sufficient water to make 250.0 mL of solution. Respond with the correct number of significant figures in scientific notation (Use E notation and only 1 digit before decimale.g. 2.5E5 for 2.5 x 105) Numeric Answer: Determine the number of grams of potassium permanganate present in 5.25E1 mL of a 0.250 M KMnO4(aq) solution. 0 Respond with the...
Convert the following units. Make sure that your answer has the proper number of significant figures. a. 4.8 g/cm3 to kg/m3 b. 941 µm to km. Use scientific notation for your answer. (µ is the prefix "micro" and 1 µm = 1 x 10−6 m) c. The speed of light is 2.9989 x 108 m/s. Convert to miles/hour. Use scientific notation in your answer. d. 782 kg to µg. Use scientific notion for your answer.