Calculate the wavelength in meters of electromagnetic radiation that has a frequency of 900.0 kHz. (c = 3.00 X 10⁸ m/s)

What is the wavelength of an electron travelling at a velocity of 5.0x106 m/s? The mass of an electron is 9.109 x 10-31 kg.

Microwaves travel at the speed of light, c = 3.00 x 108 m/s. Calculate the frequency, in GHz of waves that have a wavelength of 10.7 cm.

Calculate the frequency in hertz of electromagnetic radiation that has a wavelength of 615.0 nm. (c = 3.00 X 10⁸ m/s)

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Calculate the frequency in hertz of electromagnetic radiation that has a wavelength of 705.0 nm. (c = 3.00 X 10⁸ m/s)

A laser pointer used in the classroom emits light at 4950 Å, at a power of 4.00 mW. (One watt is the SI unit of power, the measure of energy per unit of time. 1 W = 1 J/s). How many photons are emitted from the pointer in 115 seconds?

An atom of argon is moving in a container with a speed of 309.9 m/s. Determine its wavelength (in units of nm). Your answer must be in units of nanometers. molar mass atomic argon = 39.948 g/mol C = v) E = hv E=-(R/n?) X= (h/mu) AE = –RH [(1/n) – (1/n;²)] (1/A) = (Rµ/hc) [(1/n) – (1/n,?)] %3D %3D c = 2.9979 x 10³ m·s-1 h = 6.6260x 10 34 j.s %3D RH = 2.1798 x 1018 J 1 pm = 1x 10-12 m 1 nm = 1x 10-9m %3D 1 Å = 1x 10-10 m %3D NA = 6.0221 x 1023/ mol %3D

What is the wavelength of blue light that has a frequency of 6.68 × 10¹⁴ s⁻¹? (c = 3.00 × 10⁸ m/s)

What is the wavelength (in nanometers) of electromagnetic radiation that has an energy of 4.71 x10-19 j? Calculate your answer in nm, submitting only the numerical part of it to the nearest whole number.