Chemistry, 23.10.2020 18:00 Queenashley3232
Naturally occurring Strontium (Sr) consists of the four stable isotopes below and has an average atomic mass of
87.62 amu. Based on only this data, select the isotope that is MOST abundant, or choose E. if insufficient
information is provided to make a conclusion.
Strontium Isotope Isotopic Mass (amu)
A. Strontium-84 83.9134
B. Strontium-86 85.9092
C. Strontium-87 86.9088
D. Strontium-88 87.9056
E. Cannot determine from information provided.
Answers: 3
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In what way do investigations build scientific knowledge? the results of investigations lead to questions that cannot be tested. they reflect the opinions and social values of scientists, ensuring valid information. the results of investigations lead to new questions, which lead to new investigations. they are not influenced by the research of earlier scientists, so they are able to address gaps in understanding.i
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Naturally occurring Strontium (Sr) consists of the four stable isotopes below and has an average ato...
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