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A 0.500-g sample of tin foil reacted with oxygen to give 0.635g of product. Calculate the empirical formula of the tin oxide.? A tre punti del bordo di un disco di raggio 50 cm sono appplicate tre forze complanari di intensità 8,0 N calcola il momento delle forze? 1,870,1706? Math: I have 38 whole pills. I give my cat 1.5 pills each day. How many days of pills do I have left? (please show the work)? Need help with this question? Its a math matrix?