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#1 2017-02-06 10:35:02
12th Class Chemistry Quiz Question.
12th Class Quizzes 12th Class Chemistry
Question:
Mendeleev used the valences of ‘elements to calculate their atomic _________ more accurately.
Option A):
atomic number
Option B):
masses
Option C):
number
Option D):
weight
Correct Answer is Option B):
masses
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2017-02-06 10:35:02
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