Calculate the Atomic Mass of Chromium If Chromium Has Four

question 113

Multiple Choice

Calculate the atomic mass of chromium if chromium has four naturally occurring isotopes with the following masses and natural abundances:
Cr-50 49.9461 u 4.35%
Cr-52 51.9405 u 83.79%
Cr-53 52.9407 u 9.50%
Cr-54 53.9389 u 2.36%

• A) 51.94 u
• B) 51.69 u
• C) 208.7 u
• D) 53.21 u
• E) 52.00 u

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