Suppose that the microwave radiation has a wavelength of 12.4 cm. How many photons are required to heat 285 mL of coffee from 25.0 ∘C∘C to 62.0 ∘C∘C? Assume that the coffee has the same density, 0.997 g mL−1, and specific heat capacity, 4.184 J g−1 K−1, as water over this temperature range. Express the number of photons numerically.

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Q: A local AM radio station broadcasts at a frequency of 826 KHz. Calculate the energy of the frequency…

A: Answer:- This question is answered by using the simple concept of calculation of energy of photon…

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A: For one mole of photon,Frequency of the absorb radiation,Energy in KJ = ?

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Q: Imagine an alternate universe where the value of the Planck constant is 6.62607 x 1018 J.s. In that…

A: First we need to calculate the de broglie wavelength and compare with the size.

Q: 4) How many photons are contained in a burst of light (536.2 nm) from a lamp that contains 606.3 kJ…

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Q: A beam produces light at 5.27 * 10^-7 meters. How many photons of light from this beam would be…

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Q: 46) Calculate the energy of the red light emitted by a neon atom with a wavelength of 703.2 nm. A)…

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Q: A microwave oven uses electromagnetic waves at a wavelength of 2.0 x 10*¹ cm (centi-meter) to heat…

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Q: The energy of light photons varies with wavelength. Calculate the energy per mole of photons for…

A: The energy of light photons is calculated using the below formula.

Q: number of photons

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Q: The energy of a photon of light is 3.46 × 10–17 J.  The wavelength of this light is (report

A: Given energy of a photon of light is 3.46 × 10-¹⁷ J.  We have to find wavelength

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Q: An electron in a hydrogen atom travels from energy level n = 2 to energy level n = 3.   Would the…

A: According to Bohr's Equation  ∆E=-RH(1nf2-1ni2)RH = Rydberg constant

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A: Given: The amount of energy required to break a carbon-carbon double bond = 614 kJ/mol We have to…

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A: The expression of frequency and energy of a photon are given below.

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A: Given: mass of soup = 249 g Temperature change = 25.0°C to 90.0°C wavelength = 1.55 × 10⁻² m…

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A: Given ,  Frequency of the photon  = 6.50 × 10^14 Hz Plancks constant (h) = 6.626×10^-34  J. S

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A: Welcome to bartleby ! We have to calculate number of photons .

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A: Energy absorbed by the soup, E=mC∆T Energy of a photon, E'=hcλ

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Q: m, how long does it take, and how many photons mi

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Q: Microwave ovens heat food by the energy given off by microwaves. These microwaves have a wavelength…

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Q: The scattering of sunlight by the mixture of gas molecules in air results in the blue color of the…

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Q: The scattering of sunlight by the mixture of gas molecules in air results in the blue color of the…

A: Given that,  Frequency of photon light v = 6.70×1014 Hz   Plank constant h = 6.626×10-34 J.s