Friday
March 24, 2017

Post a New Question

Posted by on Saturday, September 3, 2011 at 4:39pm.

Thank you very much for your assistance preemptively. My question has to do with law of conservation of mass.

A 50g sample of iron reacts with 21g of oxygen to from how many grams of iron oxide? Is the answer maybe 71g or 29g. This is stumping me.

  • Chemistry - , Saturday, September 3, 2011 at 7:36pm

    Yes, mass on left = mass on right

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question