The flux of solar energy reaching the Earth’s surface is approximately 7J/cm2. Assume that all of this energy is used by a green leaf (10 cm2 in area), with maximal efficiency of 35%. How many moles of hexose could the leaf theoretically generate in an hour? Use 600 nm for an average wavelength.

Q: In Einstein's photoelectric experiment, the kinetic energy of an electron displaced from a metal by…

A: the kinetic energy (in J) of the electron is 2.83 x10-18 JExplanation:If you have any questions…

Q: a frequency of 30 Hz .  What is the wavelength of this radiation in meters?

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: An AM radio broadcasting station uses a wavelength of 280.6 m. Calculate the frequency of these…

A: In this question we will determine the frequency of AM radio wave which have wavelength in m unit (…

Q: When radiation having a wavelength of 255 nm is directed at the surface of a certain metal,…

A: Energy of a photon of radiation is given by the expression: E=hcλ

Q: a. Calculate the wavelength, in meters, associated with a 1.0 x 10g golf ball moving kg m² at 20.…

A: The de Broglie hypothesis: De Broglie proposed that just as light has both wave-like and…

Q: What is the energy ? of exactly one photon of this light?

A: Given :-  frequency = 7.26 × 1014 Hz  ℎ=6.626×10^-34 J⋅s  To calculate :- energy of one photon

Q: A local AM radio station broadcasts at a frequency of 621 kHz. (1 kHz= 1000 s¹) Calculate the energy…

A: Understanding the energy associated with electromagnetic radiation is fundamental in various fields,…

Q: What is the wavelength of radiation that has a frequency of 6.3×1011 s−1s−1 ?         Express the…

A: Given that:  Frequency = 6.3×10-11 s-1 Wavelength = ?

Q: Cobalt-60 is a radioactive isotope used to treat cancers of the brain and other tissues. A gamma ray…

A:

Q: What is the energy (in KJ) of one mole of photons associated with radiation that has a frequency of…

A:

Q: A laser pointer used in the classroom emits light at 5950 Å, at a power of 4.00 mW. (One watt is the…

A: The expression to calculate the number of photons is given by, Number of photons = Total…

Q: calculate the wavelength of light in nanometers that corresponds to a frequency of 7.25 x 10^14 Hz

A: Given:  Frequency of light, v = 7.25 × 1014 Hz  Formula used:  Wavelength of light = speed of light…

Q: The amount energy of the given 2.36x10-21 J. What  is its wavelength

A:

Q: What is the wavelength of radiation that has a frequency of 2.10 x 1014 s-1?

A: To calculate wavelength of radiation, use the formula : f = c/λ λ=c/f         --------(1) where , c…

Q: In Einstein's photoelectric experiment, the kinetic energy (K.E.) of an electron displaced from a…

A: When we energy of Photon to metal then electron which have minimum energy tha is equal to threshold…

Q: When the light of frequency 3.27 x 1015 s-1 shines on the surface of copper metal, electrons are…

A:

Q: number of photons

A:

Q: WYEP is a radio station in Pittsburgh, Pennsylvania, that airs on 91.3 FM. This means it broadcasts…

A: Given :  Frequency = 9.13 x 107 hertz  Speed of light (c) = 3 x 108 m/sec

Q: A local FM radio station broadcasts at an energy of 5.98×10-29 kJ/photon. Calculate the frequency…

A: Given data,  Energy of photon = 5.98 × 10-29 KJ  1 MHz = 106 sec-1

Q: A 437 g portion of soup is heated in a microwave oven from 25.0°C to 90.0°C, using radiation with a…

A: Given,  Mass of the Soup = 437g grams Initial Temperature of the Microwave Oven, Ti = 25. 0°C Final…

Q: An FM radio station found at 103.1 on the FM dial broadcasts at a frequency of 1.031×108 s-1 (103.1…

A: The wavelength and frequency are related as  => f X λ = c  where f = frequency of wave λ =…

Q: When a metal was exposed to photons at a frequency of 1.31 × 105 s-', electrons were emitted with a…

A:

Q: Ultraviolet radiation and radiation of shorter wavelenghts can damage biological molecules because…

A: The given energy required to break the carbon-carbon bond is 348 kJ/mol. The relationship between…

Q: ectrons:

A:

Q: Calculate the frequency of electromagnetic radiation emitted by the hydrogen atom in the electron…

A:

Q: 9. A few people in your neighborhood are protesting the erection of a 5G cell tower. They claim the…

A: Cell towers emerging now a days has a lot of health hazards associated with it due to the release of…

Q: A metal surface absorbs a photon with a wavelength of 500. nm and ejects an electron with a kinetic…

A: The energy of photon, binding energy and kinetic energy of electron are related as : Ephoton = B.E +…

Q: Most remote controllers for AV equipment emit radiation with the wavelength profile shown in the…

A: Energy of a photon can be calculated by using the formula :                              E=hcλWhere…

Q: How fast must a 132 g baseball travel in order to have a de Broglie wavelength that is equal to that…

A:

Q: A particular form of electromagnetic radiation has a frequency of 7.52×1015 Hz. What is the energy…

A:

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.