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Q: Calculate the weight of lime (CaO) obtained by heating 2000kg of 95% pure lime stone (CaCO3).
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Q: 27. 1.20 g of a gas compound containing C, H and S in 2.10 L. flask has the pressure of 108 mmHg…
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A: SOLUTION : CARBON Mass ratio C + O2 = CO2 12 + 32 = 44 Hence 0.86kg of C need (32/12)x0.86=2.293kg…
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Q: What mass, in grams, of C2H2 is needed to form 210.4 g of CO2? Assume excess oxygen. 2C2H2(g) +…
A: Ans. 62.16 g C2H2 required to form 210
Q: Calculate the amount of heat required for the conversion of 24 g of NO2 (M = %3D 46 g/mol) according…
A: Given that : Mass of NO2 = 24 g The molar mass of NO2 is 46 g/mol. The reaction for the process is :…
Q: How many moles of oxygen are needed to produce water when 4 x 102 molecules of hydrogen are used?…
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Q: Calcium carbide reacts with water to produce acetylene (C2H2) according to the CaC2 equation below:…
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Q: For items 5 and 6: 5. What is the mole ratio of 3NO2 to 2HNO3? 3NO2 + H2O → 2HNO3 + NO 6. What is…
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Q: Acetylene is manufacture by hydrogenation of C (graphite): 2 C (s) + H₂ (g) → C₂H₂ (9) How much kg…
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Q: Calculate ΔH for the reaction 4 NH3 (g) + 5 O2 (g) → 4 NO (g) + 6 H2O (l)
A: ∆H = ∆H1 + ∆H2 + ∆H3 Target equation:- 4 NH3 (g) + 5 O2 (g) → 4 NO (g) + 6 H2O (l) ∆H = ?
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Q: 1.20 g of a gas compound containing C, H and S in 2.10 L. flask has the pressure of 108 mmHg at the…
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Q: 2 Na + Cl2 --> 2 NaCl What is the mole ratio of sodium to sodium chloride? a. 2:1 b. 2:2 c.…
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Q: What mass of NO could be produced from 2.5 G of oxygen gas in the presence of excess ammonia ?…
A: The balanced Chemical Reaction given in the question - 4NH3(g) + 5O2(g) ---> 4NO(g) + 6H2O(I)…
Q: Calcium carbide reacts with water to produce acetylene, C2H2. Production of 13g of acetylene…
A: Mass of acetylene is converted to moles:
Q: How many grams of water are required to form 95.0 g of HNO3? Assume that there is excess NO2…
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Q: what is the mole to mole ratio between alumin um and hydrogen gas? 2 Al + 6 H2O -> 2 Al(OH)3 + 3 H2
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Q: How much oxygen (in grams) will form from 30.2 g of N2O5? 2N2O5(s) → 4NO2(g) + O2(g)
A: The reaction given is 2 N2O5(s) → 4 NO2(g) + O2(g) Given : mass of N2O5 reacting = 30.2 g
Q: b How does A,G° vary with temperature? 2 N2 (g) + O2 (g) → 2 N20(g) Compound A,H° (kJ/mol) S° (J/mol…
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Q: What amount of water (in moles) is produced by the reaction of 6.00 mol C,H12 with 36.0 mol O2?…
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Q: What is the mole ratio between Hydrogen (H2) and Water (H2O)?
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Q: Glucose( C6H12O6) reacts with oxygen gas to produce gaseous carbon dioxide and water vapor
A: Glucose : C6H12O6 Oxygen : O2 Carbon dioxide : CO2 Water : H2O
Q: How many grams of H2 will be produced from 15.0 g of Al reacting with HCl? What mass of HCl is…
A: To solve this problem we will use the balanced chemical equation of the given reaction .
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Q: Given the combustion reaction, C3H8 + 502→3CO2 + 4H20 how many moles of CO2 can be produced from 1…
A: Combustion :- The burning of a compound in excess of air or oxygen is called combustion . It is an…
Q: Write a balanced equation to show the reaction of gaseous ethane with gaseous oxygen to form carbon…
A: The given options are,
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- Calculate the volume of air required for complete combustion of 1m3 of a gaseous fuel having the composition: CO = 46%; CH4 = 10%; H2 = 40%; C2H2 = 2%; N2 = 1% and the remaining being CO2.How many molecules of propane gas, C3H8, must be combusted to produce 1000. L of carbon dioxide at 100C and 1.00 atmosphere? ___C3H8 +___O2-->Calculate the STP volume of O2 gas produced by the reaction of 500 ml of 1.2 M H2O2. Given: 2 H2O2 ------> O2 + 2 H2O (note - 1 mole gas = 22.4 L at STP)
- In measurements made in the chimney (stack), the amount of total specific dry stack gas was measured as 11.6 Nm3/kg and the CO2 ratio in the flue gas as 12%. Since 1.47% of the carbon in the fuel is burned as carbon monoxide, what is the carbon (C) ratio in the fuel? a. 75,7% b. 64,6% c. 53,1% d. 60,3%Oxyacetylene 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.What volume of CO2 is produced from 1.64 moles ofa O2 at Standard Temperature and Pressure (STP)? 2C2H6(g) + 7O2(g) → 4CO2(g) + 6H2O(g) Be sure to include proper UNITS and SIG FIGS
- Octasulfur(S8) is the most common allotrope of sulfur and is widely used in the chemical industry, especially in the production of petroleum. While S8 is the main component of elemental sulfur on earth is can also be produced in the laboratory from the reaction of sulfur dioxide with hydrogen sulfide. The balanced chemical equation for this reaction is shown below: 8SO2(g)+16H2S(g)-----3S8(s)+16H2O(g) Consider the reaction of 93.0 grams of SO2 with 93.0 grams of H2S to answer the questions below. A. What is the limiting reagent? B. What is the excess reagent? C. How many grams of S8 can be formed? D. How many grams of excess reagent are left over?Octasulfur(S8) is the most common allotrope of sulfur and is widely used in the chemical industry, especially in the production of petroleum. While S8 is the main component of elemental sulfur on earth is can also be produced in the laboratory from the reaction of sulfur dioxide with hydrogen sulfide. The balanced chemical equation for this reaction is shown below: 8SO2(g)+16H2S(g)-----3S8(s)+16H2O(g) Consider the reaction of 93.0 grams of SO2 with 93.0 grams of H2S to answer the questions below. A. How many grams of excess reagent are left over?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?
- Determine the quantity of energy given 10.95 dm³ of oxygen gas at STP reacts in this equation" 3O2(g) + 4AlBr3(s) --> 2Al2O3(s) + 6Br2(l) + 90.23kJ kJ = (10.95dm³ O2 / 1) * (A/B) * (C/D) = E 1. Regarding (A/B) which statements may be used? 1 L 3 mol O2 +90.23 kJ 22.4 dm³ O2 -90.23 kJ 1 dm³ 1 mol O2 2. Regarding (C/D), what are the values of these variables?The importance of combustion in our daily lives. List atleast 10 examples.Assume that 13.5g of solid aluminum react with excess HCl according to the following balanced equation at 19.0 °Cand 1.12atm: ???(?)+????(??)→??????(??)+???(?) a. How many moles of HCl are used in the reaction? b. What volume of hydrogen gas is produced?