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harkovskaia [24]
3 years ago
14

Which is an endothermic process?

Chemistry
2 answers:
olchik [2.2K]3 years ago
6 0
Endothermic Process Is Splitting A Gas Molecule!


Dafna11 [192]3 years ago
4 0
<span>a reaction accompanied by or requiring the absorption of heat</span>
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The equation relating velocity and wavelength is written below:

v = λf
where λ is the wavelength in m while f is frequency in 1/s.

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3×10⁸ m/s = (300 mm)(1 m/1000 mm)/ time
time = 1×10⁻⁹ seconds
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f = 1/1×10⁻⁹ seconds = 10⁹ s⁻¹

Thus,
v = (795×10⁻⁹ m)(10⁹ s⁻¹)
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