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4. Use the equations and data below to calculate AE (in J), frequency (in s) and...
PLEASE SHOW WORK 1. Calculate the energy (1) change associated with an electron transition from n = 2 to n=5 in a Bohr hydrogen atom. (3 points) Rydberg constant, Ry = 1.096776 x 10' m' hcRy = 2.18 x 10'8; Planck's constant, h = 6.626 x 1034 JS c = 2.998 x 109 m/s 2. a) Draw all the possible resonance structures for the carbonate ion. (3 points) b) What is the molecular geometry of the carbonate ion? 3. Using...
constants: speed of light = 3.00 x 108 m/s; Planck's constant 6.626 x 1034 J*s Avogadro's number = 6.022 x1023 /mol What is the wavelength in meters and nanometers of the following energy? In what region of the electromagnetic spectrum does it appear on? (15 points) E=4.55 x 10-2 kJ/mol Gamma Rays (10-12m), X-rays (10.9m), UV (106m), Microwave (10 m), Radio Waves (10-1m) 1.
Calculate the energy of electron transitions in a one-electron (bohr) system Question What is the wavelength of a photon that will excite an electron from n=3 to n=5 in a hydrogen atom? Use R∞=2.179×10−18J for the hydrogen atom Rydberg constant. Use h=6.626×10−34 Js for Planck's constant. Use c=2.998×108ms for the speed of light.
Evaluate the ratio Ry hc where the Rydberg constant, Ry = 2.18 x 1018 J, Z-1, Planck's constant, h 6.626076 x 10-34 J s, and c is the speed of light, c- 2.9979x 108 m/s. Express the answer in nanometers (1 nm 1x109 m).
PAs a medical rescarcher, you are studying the effects of lasers on eyes. If the wavelength of a red laser is measured at 656 nm, how many photons per second will be produced from a 3-mW laser pointer? Note: 1 mW- 1000 J/s Useful information: 1 nm 10 "m E-hv vc/ c 2.998 x 10 m/s h=6.626 x 1034 Js E-(-2.18 x 10-)/n FC-V-(U+ 1/2B)
AE = -2.18x10-18 J (1/nana- 1/nnn) 1. Using the equation above, calculate the transition energy of 1 photon emitted when a Hydrogen atom undergoes a transition from na to n=2. Please show your work below. What units will your answer be in (Hint: Look of the equation)? How many significant figures will your answer have? What is the answer? 2. The above answer is for 1 photon. What will the energy be if you had 15 photons? Please show your...
v=c/ C = 2,998 x 108 m/s E = hv h = 6.626 2 x 10-34 Js 1. What is the wavelength of a wave having a frequency of 3.76 x 1014 s-?? 2. What is the frequency of a 6.9 x 10-18 m wave? 3. What is the wavelength of a 2.99 Hz wave? 4. What is the wavelength of a 1.28 x 1017 Hz wave? 5. What is the frequency of a 7.43 x 10 m wave?
6. Determine the frequency (V) and energy (E) of a photon with a wavelength ) of 595 nm if E hv and v chh, where h 6.63 x 10-34 J s (Planck's constant), c 3.00 x 10+s m/s (speed of light), and 1 m 10*9 nm. Show all units and use the correct number of significant figures.
Name: Flame Test Lab Prelab questions: Your instructor may ask you to answer these in your lab notebook in a "prelab" section. online or they may ask you to write your answers in your lab manual and submit them before starting your experiment. Follow your instructor's directions 1. Determine the frequency of photon of light that gives off 2.85 x 10-19 Joules. (Show all your work) so. The color would be orange/ red. 5hv (2.85 x/ 0J) - 16.626810**/s) v...
Using the Rydberg equation, calculate the energy in joules, J, of the emission line when electrons drop from n2 = 4 to n1= 2 in the hydrogen atom. Hint: Answer includes 3 significant figures, use the format X.XXEX for scientific notation. Relevant constants: h = 6.626 x 10-34 J·s, c = 3.00 x 108 m·s-1, and RH = 1.097 x 107 m-1. Alright I tried to plug in I am getting 1.36x10^-18 what am I doing wrong? is this right...