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Chemistry 16 Online
OpenStudy (anonymous):

The atomic mass of iron is 55.85, and oxygen is 16.0. What is the mass of 6.02 × 1023 molecules of Fe2O3?

OpenStudy (wolfe8):

Welcome to OpenStudy. From now on, this will be useful http://erhs.rcsnc.org/UserFiles/Servers/Server_4766394/Image/Donna%20Scofield/mole%20conversion%20map.bmp Now, first you will find the number of moles of 6.02*10^23 molecules of Fe2O3

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