Frequency = speed of light / wavelength
Frequency = 3×10^8 / (440×10^-9)
Frequency = 6.82×10^14 Hz
Problem 15.27 -Enhanced - with Feedback Part A What is the frequency of blue light that...
Problem 15.27 - Enhanced - with Feedback Part A What is the frequency of blue light that has a wavelength of 456 nm? Express your answer in hertz. VO AED ? f= Hz Submit Request Answer Part B What is the frequency of red light that has a wavelength of 656 nm? Express your answer in hertz. VALG ? Hz
Problem 15.27- Enhanced with Feedbaclk PartA What is the frequency of blue light that has a wavelength of 440 nm? Express your answer in hertz. Hz Submi Request Answer Part B What is the frequency of red light that has a wavelength of 652 nm? Express your answer in hertz.
Part B What is the frequency of red light that has a wavelength of 652 nm? Express your answer in hertz. 1た14.6e 14 Hz Submit Previous Answers Request Answer Incorrect: Try Again
Problem 17.5 - Enhanced - with Feedback A helium-neon laser beam has a wavelength in air of 633 nm. It takes 1.33 ns for the light to travel through 28.0 cm of an unknown liquid Part A What is the wavelength of the laser beam in the liquid? Express your answer with the appropriate units. HA ? liquid Value Units Submit Request Answer
Problem 16.17- Enhanced with Feedback Part A What is the wavelength of a 1.8 MHz ultrasound wave traveling through aluminum? Express your answer to two significant figures and include the appropriate units. Units Part B What frequency of electromagnetic wave would have the same wavelength as the ultrasound wave of part A? Express your answer to two significant figures and include the appropriate units -Value Units
Problem 17.21 - Enhanced - with Feedback A diffraction grating with 620 lines per mm is illuminated with light of wavelength 520 nm A very wide viewing screen is 2.0 m behind the grating Part A What is the distance between the two m=1 fringes? Express your answer in meters. ΡΙ ΑΣφ ? Ay = n Submit Request Answer Part B How many bright fringes can be seen on the screen? Express your answer as an integer. Η ΑΣφ fringe(s)
Problem 17.1 - Enhanced - with Feedback Part A How long does it take light to travel through a 2.6-mm-thick piece of window glass? Express your answer in seconds. VO AXO 0 ? Submit Request Answer
Blue light from electronic devices disrupts sleep patterns in humans. What is the wavelength in nm of blue light with a frequency of 6.81 x 1014 Hz?
Problem 9.34- Enhanced - with Feedback 18 of21 (> Constants Part A The 650 g bar is rotating as shown in (Figure 1) You may want to review (Pages 271-274) What is the angular momentum of the bar about the axle? Express your answer to two significant figures and include the appropriate units Figure 1 of 1 120 rpm Submit Previous Answers Reauest Answer x Incorrect: Try Again; 6 attempts remaining 2.0 m Provide Feedback Next > Axle
Please help with A-D
Thank you
Chapher 14 HW Exercise 14.40-Enhanced with Feedback Part A Enter a neutralizaion reaction for each acid and bese pair าน1 may wot to rulerence ese,401-4H) secion sa 5whle completing this problem 간 IF(aq) + Balon, (aq) _ BaF2 (aq) + 2H2O) ] Previous Answers Request Answer x Incorrect, Try Again; 10 attempts remaining Part 8 Express your answer as a balanced chemical equation Identify all of the H,O)+NaCIO, (aq) xIncorrect Try Again 9 attempts...