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Given we have 4500 Kcl
we have to convert this in joules
1 kcal = 4184 J
So 4500 Kcl
= 1.88*10^7 J
Convert 4500 kcal of energy to joules Using significant number rule and scientific notation Show work
For a wave with an Energy of 9.9x10^-14cal: Convert the Energy to Joules Convert the Energy to wavelength Remember your units, and any answer written in scientific notation needs to follow this format...no spaces 2.60x10^8m
convert 18.95 * 10^21 to scientific notation to three significant figures. using the * symbol to represent the multiplication and ^ symbol to denote exponents.
convert 15.045 to scientific notation to three significant figures.
-Enter 3 significant figures unless otherwise told. -Use scientific notation if necessary using the letter "e" followed by the power (ex: 1e-9) -Use positive or negative signs for energy when necessary -Use the following conversion if needed: 1 L-atm = 101.3 J How much work is done, in joules, when a piston expands from 11.0 L to 13.7 L against a pressure of 3.0 atm? Enter your numerical answer in units of J.
Calculations You must show your work, report your answer in using the correct scientific notation, and use the appropriate number of significant figures. 11. (6 pts.) Perform the following conversions: a. 6.52 grams (g) of CH4 to moles of CHA: b. 2.56 mole of CH4 to molecules of CHA: c. 3.65 x 1022 molecules of CH4 to grams (g) of CHA
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...
state the number of significant figures scientific notation and unit prefix , explain all the calculations 1. State the number of significant figures, scientific notation, and unit prefix. (a) 8,897.90 ), (b) 0.002343 , (c) 3,438, 000 , (d) 358.4600 , (e) 0.2860 M) m) G) n) T)
Convert the following number given in scientific notation to standard notation. 6x10-4 6x10-“- Enter your answer in the answer box. ^恒 脈41) 448 PM 8/27/2018 2
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
1. How much energy is associated with an infrared photon with waveleng answer in scientific notation. Show work. 4 pts 1. How much energy is associated with an infrared photon with wavelength of 6.20 um? Report you answer in scientific notation. Show work. 4 pts