Chemistry, 19.11.2020 17:00 browndariel
To take a weighted average of all the naturally occurring isotopes of an element in order to arrive at an average
atomic mass, you would
o multiply the mass of each isotope by the decimal fraction representing its abundance naturally, then add all these products
together.
O use the isotope with the largest mass.
O use the isotope with the most average mass.
o add all the masses of all of the isotopes, then divide by the number of isotopes.
Answers: 3
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Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.
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Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what
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