1)Convert the mass of dehydrated compound to moles of the compound.
2)Divide by the lowest mole value to get a whole number mole ratio.

Question

1)Convert the mass of dehydrated compound to moles of the compound.
2)Divide by the lowest mole value to get a whole number mole ratio.

anonymous · Answer

20.21g is the mass of the dehydrated compound

xanthe · Answer

Use the formula Moles=Mass/RMM(relative molecular mass)

anonymous · Answer

what is the relative molecular mass

xanthe · Answer

What is the formula of this compound given?

anonymous · Answer

All I know is the mass of the dehydrated compound is 20.21. The compound isn't given

xanthe · Answer

Then use this mass given and calculate the moles yo!^^

anonymous · Answer

but how haha

xanthe · Answer

Did they give you the atomic mass of this cmpd? Or any other information for that matter?

anonymous · Answer

well the mass of the hydrate was 1.1g

xanthe · Answer

Is there an equation given?

anonymous · Answer

nope, that's why it's confusing

xanthe · Answer

Yes thats weird @@