7. 4 NH3 + 5 O2 ---> 4 NO + 6 H2O If 20.0 g of NH3 reacts with 20.0 g of O2, then how many grams of H2O will be made? (Answer to three sig figs. You don't need to type in the label.
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7. 4 NH3 + 5 O2 ---> 4 NO + 6 H2O If 20.0 g of NH3 reacts with 20.0 g of O2, then how many grams of H2O will be made? (Answer to three sig figs. You don't need to type in the label.)
5. Balance the following reaction that occurs in base, using the half-reaction method. NO(g) + MnO4-1(aq) ---> NO3-1(aq) + MnO2(s) When this reaction is balanced, there will be (A) OH-1(aq) and (B) H2O(l) in the final balanced equation. (Enter numbers without the plus sign.) 6. 0.122 grams of an unknown triprotic acid was neutralized with 37.2 mL of a 0.125 M NaOH solution. What is the Molar Mass of the unknown acid? Report the answer to three sig figs and...
2 NO(g) + O2(g) --> 2 NO2(g) If 35 g of NO reacts with 55 g of O2, then how many grams of NO2 will be made? (Answer to two sig figs and without the unit label.)
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)
Consider the following reaction: 4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(g) A scientist adds 9.00 atm of NH3(g) and 7.00 atm of O2(g) to a 5.0 L container at 473 K. What will the pressure of H2O(g) be if the reaction goes to completion? Assume that the temperature remains constant.
For the reaction 4 NH3(g) + 5 O2(g) \longrightarrow 4 NO(g) + 6 H2O(g), if the rate of change of NH3 ([NH3]/t) is -2.6 x 10-3 M/s at a particular time. What is rate of the reaction at the same time?
1. For the balanced chemical reaction: 4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(ℓ), how many moles of H2O are produced when 0.669 mol of NH3 react? 2.For the balanced chemical reaction: 4 KO2(s) + 2 CO2(g) → 2 K2CO3(s) + 3 O2(g) determine the number of moles of each of the products that are formed when 6.88 mol of KO2 react. Please explain, thanks!
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
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
2. Balance the following reaction that occurs in acid, using the half-reaction method. I-1(aq) + CrO4-1(aq) --> I2(s) + Cr+3(aq) When this reaction is balanced, there will be (A) H+(aq) and (B) H2O(l) in the final balanced equation. (Enter numbers without the plus sign.) 3. Ca(NO3)2(aq) + K2CO3(aq) --> CaCO3(s) + 2 KNO3(aq) 50 mL of 1.000 M Ca(NO3)2 was reacted with excess potassium carbonate. What mass of calcium carbonate will be made? Repeat your answer to two sig figs...