Consider the following balanced reaction:
B2H6 + 3 O2 ——> 2 HBO2 + 2 H2O
How many grams of B2H6 are needed to produce 40.0 g HBO2? Answer
How many grams of O2 are needed to produce 40.0 g HBO2?
Consider the following balanced reaction: B2H6 + 3 O2 ——> 2 HBO2 + 2 H2O...
Consider the following reaction: C3H8 + 5 O2 → 3 CO2 + 4 H2O How many grams of water vapor can be produced if you begin with 38.65 g of C3H8 and 15.48 g of O2?
Using the balanced equation for the combustion of ethanol, answer the following question. C2H6O(l) + 3 O2(g) → 2 CO2(g) + 3 H2O (g) How many grams of O2 are needed to react with 0.28 mol of ethanol?
5. Benzene reacts with oxygen by the following balanced chemical reaction. 2C6H6(g) + 15 O2(g) → 12 CO2(g) + 6 H2O(g) If 55.0 grams of O2 is reacted with an excess of C6H6 (O2 is the limiting reagent), how many grams of CO2 are produced and how many grams of H2O are produced? (5 points per answer, 10 points total) Grams CO2 Grams H2O cena DOT
1. For the reaction: NH3(g) + O2(g) → NO(g) + H2O(g) (is this balanced?) calculate the number of moles O2 that reacts with NH3 to form 100g NO. 2. SO2 + O2 → SO3 How many grams of SO3 is produced when 10.0g O2 reacts with SO2? (remember to balance first)
For the balanced reaction of CH3CH2OH and O2 to produce CO2 and H2O, what mass of CO2(in grams) forms if 14.8 g of CH3CH2OH reacts completely? Note: record answer to one decimal place regardless of sig figs
Consider the following unbalanced reaction. Mg(s) + O2(g) → MgO(s) How many grams of O2 are needed to produce 142 g of MgO if the reaction has a 60.5% yield?
Using the balanced equation for the combustion of ethanol, answer the following question. C2H6O(l) + 3 O2(g) → 2 CO2(g) + 3 H2O (g) ethanol How many grams of O2 are needed to react with 0.19 mol of ethanol?
Question 2 Consider the following reaction: 4 KO2(s) + 2 H2O(1) ® 4 KOH(s) + 3 O2(g) Suppose 83 grams of KO2 are added to 27 grams of H20. What is the limiting reactant and how many grams of KOH is produced (theoretically)? Answer below and show your work on the work sheet. Label your work as #2. HTML
CHEMWORK Consider the reaction B2H6(g) +3 02(g) → B2O3(s) + 3 H2O(g) AH = -2035 kJ How much heat is released when a mixture of 8.26 g B2H7 and 8.80 g 02 is burned? heat released = kJ Submit Show Hints
Consider the following reaction: 2 H2O(g) + 2 SO2(g) ↔ 2 H2S(g) + 3 O2(g) A reaction mixture initially contains 2.8 M H2O and 2.6 M SO2. Determine the equilibrium concentration of H2S if Kc for the reaction at this temperature is 1.3 × 10-6. Consider the following reaction: 2 H2O(g) + 2 SO2(g) ↔ 2 H2S(g) + 3 O2(g) A reaction mixture initially contains 2.8 M H2O and 2.6 M SO2. Determine the equilibrium concentration of H2S if Kc...