Question

Calculate the mass of Fe(NH4)2(SO4)26H2O in your unknown sample. Show you work.

Average mass of unknown sample:1.0714g

Answer 1

1.42 g

Answer 2

how did you calculate it? @oobleck

Answer 3

I'm just guessing but I think oobleck made up a number. I don't see enough information there to have any idea of what you're doing.