potassium-has-three-naturally-occurring-isotopes-the-most-common-form-is-39k-at-

Question

Silicon has three stable isotopes. The most common form is ²⁸Si at 92.2% natural abundance with a mass of 27.9769 amu, ²⁹Si has a 4.7% natural abundance, while ³⁰Si has a natural abundance of 3.1% and a mass of 29.9738 amu. Calculate the mass of the ²⁹Si isotope.

Accepted Answer

28.9704 amu

Answer

28.4525 amu

Answer

29.1056 amu

Answer

29.0052 amu

Silicon has three stable isotopes. The most common form is 28Si at 92.2% natural abundance with a mass of 27.9769 amu, 29Si has a 4.7% natural abundance, while 30Si has a natural abundance of 3.1% and a mass of 29.9738 amu. Calculate the mass of the 29Si isotope.

Silicon has three stable isotopes. The most common form is ²⁸Si at 92.2% natural abundance with a mass of 27.9769 amu, ²⁹Si has a 4.7% natural abundance, while ³⁰Si has a natural abundance of 3.1% and a mass of 29.9738 amu. Calculate the mass of the ²⁹Si isotope.