What is the deal? Double payment? No... I purchased this AND the physics app in may and June of 2011, and now it tells me that I have to purchase the app again....what's the deal?!
Advice Please don't use it after second stage it ask 126 rupees for every step ......
Cool...... pocket chemistry i 💗 it
Very good program A good program app.for the money.
Gloversville, New York 12078 Thank you !!
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