What mass of iron(III) nitrate [Fe(NO3)3] is needed to make 400mL of a 0.3M solution?

Determine the empirical formula of a compound containing 40.6 grams of carbon, 5.1 grams of hydrogen, and 54.2 grams of oxygen. in an experiment, the molar mass of the compound was determined to be 118.084 g/mol. what is the molecular formula of the compound? for both questions, show your work or explain how you determined the formulas by giving specific values used in calculations.

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

This statement about matter and its behavior is best classified as a