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Selected Solutions Manual For General Chemistry: Principles And Modern Applications
- Assume that a single cylinder of an automobile engine hasa volume of 524 cm3. (a) If the cylinder is full of air at 74 °C and 0.980 atm, how many moles of O2 are present? (Themole fraction of O2 in dry air is 0.2095.) (b) How manygrams of C8H18 could be combusted by this quantity ofO2, assuming complete combustion with formation ofCO2 and H2O?arrow_forwardHow many grams of iron(III) carbonate decompose to give 50.3 mL of carbon dioxide gas at STP? Fe2(CO3)3⟶ΔFe2O3(s)+3CO2(g)arrow_forwardNitric acid can be prepared by bubbling nitrogen peroxide into water. How many moles of H+ are obtained when 1.50 L of N2O5 at 25 degrees Celsius and 1.00 atm pressure is bubbled into water?arrow_forward
- P4 (s) + 5 O2 (g) = 2 P2O5 (g) If 23.2 moles of oxygen react how many liters of diphosphorous pentaoxide can form at STP?arrow_forwardSodium carbonate reacted with concentrated hydrochloric acid at 25.0 C and 1140 mmHG . How many liters of CO2 will be produced by the reaction of 7.75 kg of sodium carbonate with excess hcl under this condition.arrow_forwardConsider the following reaction:Zn(s)+2HCl(aq)=ZnCl2(aq)+H2(g)If 15.00 g of solid zinc reacts with 100.0 mL of 4.00 M hydrochloric acid, what volume of hydrogen gas will be produced at 25 degrees C and 1.00 atm?arrow_forward
- The density of the air in a ballon need to be less than 0.00121 g/ml to fly at 1.0atm. If the composition of air is 70% N2, and 29% O2, and 1% CO2, what is the density of the hot air in the ballon? Will the ballon be able to fly?arrow_forwardOxyacetylene torches rely on a precise mixture of fuel (C2H2(g)) to oxygen to optimize the welding process. _ C2H2 (g) + _ O2 (g) ---> CO2 (g) + _H2O (g) Calculate the volume (in L) of O2(g) required to react completely with 14.5 L of acetylene. Assume both substances are at SATP.arrow_forwardDetermine the volume of CO2 obtained from the combustion of 145 g propane, C3H8 (at 1741 mmHg and 250°C). C3H8 + O2 -> CO2 + H2Oarrow_forward
- Calculate the volume of CO2 measured at 20°C and 750mmHg that can be obtained from the combustion of 180.0L of C2H6 measured at stparrow_forwardwhat is obtained when CaC2 is heated in nitrogen at 1000 degree celsius ?arrow_forwardHow many moles of oxygen are consumed in burning 1.6 moles of Benzene, C6H6?arrow_forward
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