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

Question

jfraser · Answer

do you know what's special about $6.02*10^{23}$ number of particles?

anonymous · Answer

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.

jfraser · Answer

you've got to have some information about it, or you wouldn't be doing this unit yet.

jfraser · Answer

$6.02*10^{23}$ is a special amount in chemistry, you $NEED TO$ KNOW IT

anonymous · Answer

My notes never mentioned anything about it.