4NH3(g) + 6 NO(g) --> 6 H2O(g) + 5 N2
2. How many liters of hydrogen gas (H2) is reacted if I produce 12.4 grams of water vapor using the following equation?
2 H2(g) + 1 O2(g) --> 2 H2O(g)
3. Using the balanced equation below, how many grams of calcium bromide do I need to react to obtain 56.4grams of sodium bromide?
__Ca1Br2 + ____ Na3P1 ==> ____ Ca3P2 + ____ Na1Br1
4. Using the balanced equation below, how many molecules of dihydrogen monoxide do I produce if I react 65.2grams of elemental oxygen (remember it is a diatomic element).
___ C8H18 + ____ O2 ==> ____ C1O2 + ____ H2O1
Answer:
1) 66.9g
2) 15.4l H2@STP
3) 54.8g
4) 8.83E23 molecules H2O1