2 Fe2O3 + 3C → 4Fe + 3CO2 1. How many moles of Fe are produced when 65g C react?

2. How many grams of CO2 are in 6.88x1023 molecules?

3. How many grams of Fe2O3 are needed to react with 99g of C?

4. If 14.3 moles of Fe are produced, how many grams of Fe2O3 reacted?

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

Which diagram shows the correct way to represent an ionic compound of magnesium oxide?

What is the molar mass of the anhydrous compound? answer using four significant figures. 36.02 g/mol 120.15 g/mol 156.12 g/mol