A kaon meson has a mass of 493 MeV/c2. What is this in atomic mass units?

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A kaon meson has a mass of 493 MeV/c2. What is this in atomic mass units?

2007-03-07 10:01:10 · 2 answers · asked by Jessica H 4 in Science & Mathematics ➔ Chemistry

2 answers

1 eV/c² = 1.783×10^−36 kg

So 493 MeV/c^2 = 8.79 x 10^-28 kg

1 amu ≈ 1.66053886 × 10−27 kg

so the mass is about 0.529 amu

Alternately 1 amu ≈ 931.49 MeV/c2 so 493/931.49 = 0.529 amu

2007-03-07 10:38:02 · answer #1 · answered by tickdhero 4 · 0⤊ 0⤋

Meson Mass

2016-12-14 13:37:02 · answer #2 · answered by mosen 4 · 0⤊ 0⤋