Question

F+L=72 D+O=60 M+Q=?
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Answer 1

Answer:

I have not seen this type of questions in my wple carrier

Answer 2

Answer:

893.51 g/molAn element X has the following isotopic composition X-200:90%, X -199: 8%, X- 202: 2% . The weighed average atomic mass of element X is approximately

1 point

199 amu

200 amu

201 amu

202 amu