Flash Cards with the common polyatomic ions. Helps commit the polyatomic ions to memory, including their molecular formulas and ionic charge. Study by name or formula or both. Go at your own speed or set the timer.
История обновлений
2.0.0
2015-04-10
This app has been updated by Apple to display the Apple Watch app icon.
Updated for new iPhones.
1.2.1
2013-09-08
Minor updates and fixes.
1.2.0
2013-07-25
Now with no ads.
1.1.0
2013-06-13
Now you can remove the ads and just focus on the studying.
1.0.1
2013-01-16
Minor UI updates and some small bug fixes
1.0
2012-12-06
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