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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?
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OpenStudy (jfraser):
do you know what's special about \(6.02*10^{23}\) number of particles?
OpenStudy (anonymous):
I have absolutely no idea how to do this. At all. I've tried to learn from the notes I'm given. I'm in online schooling. I just want to know how to figure it out. There's problems like this on my final.
OpenStudy (jfraser):
you've got to have some information about it, or you wouldn't be doing this unit yet.
OpenStudy (jfraser):
\(6.02*10^{23}\) is a special amount in chemistry, you \(NEED TO\) KNOW IT
OpenStudy (anonymous):
My notes never mentioned anything about it.
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