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Suppose a New Element Named Questinium Has Two Isotopes

Question 51

Multiple Choice

Suppose a new element named questinium has two isotopes. These isotopes are Qu-297 (40.30%, 296.78 amu) and Qu-301 (59.70%, 300.88 amu) . What is the atomic weight of questinium, reported to the correct number of significant digits?


A) 299 amu
B) 299.0 amu
C) 299.12 amu
D) 299.23 amu

Correct Answer:

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