Physics, 07.05.2021 19:50 makaylahunt
I WILL GIVE BRAINLIEST The half-life of Cs-137 is 30.2 years. If the initial mass of the sample is 1.00 kg, how much will remain after 151 years?
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Hydrogen atoms are excited by a laser to the =4n=4 state and then allowed to emit. what is the maximum number of distinct emission spectral lines (lines of different wavelengths) that can be observed from this system? 8 6 2 7 4 5 1 3 calculate the wavelength of the 4⟶14⟶1 transition. =λ=
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I WILL GIVE BRAINLIEST
The half-life of Cs-137 is 30.2 years. If the initial mass of the sample is...
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