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Is 450 divisible by 5 9 and 10
answered
Aug 5, 2017
Mathematics
middle-school
4
votes
83.3k
views
The sum of the oxidation numbers of all atoms in a polyatomic ion will always be equal to ________. A. one B. zero C. the charge of that ion D. the charge of that ion multiplied by -1
answered
Mar 1, 2017
Chemistry
high-school
4
votes
36.7k
views
A symbol is universal when it has a well-known meaning outside of its literal meaning. a. True b. False
answered
May 7, 2016
English
high-school
3
votes
80.4k
views
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