indigo C16H10N2O2 (numbers are suppose to b as a subscript) is the common name of the dye that gives blue jeans their characteristic colour. Calculate the mass of oxygenin 25.0g og indigo. show your work.

1 answer

How many moles indigo do you have?
25.0g/molar mass indigo = moles indigo.
You have two atoms/mol indigo and each atom has a mass of 16 grams.