How many moles of O2 are needed to burn 1.50 molmol of C8H18?         Express the amount in moles to three significant digits.   How many grams of O2 are needed to burn 14.0 gg of C8H18?         Express the mass in grams to three significant digits.   Octane has a density of 0.692 g/mLat 20∘C. How many grams of O2 are required to burn 19.0 gal of C8H18?         Express the mass in grams to three significant digits.

Q: Given the balanced chemical equation below for the combustion of butane, how many grams of water are…

A: When oxygen is less, the, butane burns to form carbon dioxide and water vapor. When oxygen is…

Q: Upon heating 112 g MgSO4 · 7 H2O: (a) how many grams of water can be obtained? Enter the value of…

A: The mass, number of moles and molar mass are related by the following formula Number of…

Q: Your air conditioner has a freon leak and releases 73.1g of C2H2F3C1 into the air every week. If the…

A: Given: The mass of  C2H2F3Cl releases =  73.1 g/week. The molar mass of C2H2F3Cl = 118.5 g/mol.  To…

Q: Number of molecules in 2×10−6 mol CH3CH2OHCH3CH2OH. Express your answer using four significant…

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Q: 1. Calculate the GFW of chromium (III) carbonate, Cr2(CO3)3, to four significant figures.   From…

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Q: 1.0g of salicylic acid is allowed to react with 3.0mL of acetic anhydride. The density of acetic…

A: Welcome to bartleby !

Q: An explosive reaction between butane and oxygen occurs as follows. 2 C4H10 (g) + 13 O2 (g) -->  8…

A: An explosive reaction between butane and oxygen occurs as follows. 2 C4H10 (g) + 13 O2 (g) -->  8…

Q: A chemist adds 0.85 L of a 0.0050M calcium sulfate (CaSO4) solution to a reaction flask. Calculate…

A: The solute's strength in solutions are expressed by various means such as molarity, molality etc.…

Q: Toluene (figure 1) is one compound used to increase the octane rating of gasoline If 20.0mL of…

A: Given data Volume of Toluene = 20.0 mL density of Toluene = 0.867 g/mL   Now using the above given…

Q: 49.4 g of Cr represents how many atoms?  4.27 x 10^-21 atoms  0.950 atoms  5.72 x 10^25 atoms  2.97…

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Q: A classic SUV features a 204 L gas tank. Assuming a molecular formula of C8H18 for gasoline and…

A: Given: Volume of tank = 204 L Density of gasoline = 759 g/L. And all the gasoline is C8H18.

Q: Analyze each statement (A and B) whether they are true or false. Use the choices below in answering…

A: We are to discuss which of given statements is correct about boiling point of water.

Q: How many grams of CO2CO2 are in 46.0 LL of CO2(g)CO2(g) at 1.40 atmatm and 5∘C∘C? Express your…

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Q: Molly Cule weighed 8.61g of her hydrate (which is CaSO4*2H2O). After she did her hydrates lab, she…

A: a) Since the difference between the weight of hydrate and anhydrate should be equal to the weight of…

Q: 4 NH, +3 02 2 N2 + 6 H20 AH = -905.48 kJ AS = 180.41 JIK What conversion factors would you generate…

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Q: How to calculate grams of aluminum chloride using 2AI + 6HCI -> 2AICI3 + 3 H2 formed with 135 g of…

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Q: If an air conditioning unit is charged with 7.0x10^22 molecules of R-113 (C2Cl3F3), what mass of…

A: Given : Number of molecules of C2Cl3F3 = 7.0 X 1022

Q: Use one of the conversion factors to calculate the number of moles of alcohol formed when 500 g of…

A: Here mole concept is used.  We do have balanced reaction that we can use to see what are the moles…

Q: How many grams of CO2 are produced from burning one gallon of biodiesel (3,311 g of biodiesel)?…

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Q: Coal power plants burn large amounts of coal, C(s), in an O2(g) atmosphere to generate electricity.…

A: For the reaction.,  C(s)  + O2(g)  -------> CO2(g) Mass of carbon burnt = 102 metric tons Oxygen…

Q: Representative specie of hydrocarbons in gasoline is octane C8H18. How much carbon will be released…

A: The molecular formula of octane is = C8H18 The molar mass of octane is = 114.23g/mol The mass of…

Q: C6H12O6+6O2—> 6CO2+6H2O Calculate the number of grams of oxygen required to convert 33.0g of…

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Q: In an experiment, 7.84 g of sulphuric acid reacts with potassium carbonate. H2SO4 + K2CO3 —> K2SO4 +…

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Q: How many grams of Fe are produced from 33.2 g of FeO given the following reaction: 3FeO + 2Al -->…

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Q: What mass of natural gas (CH4)(CH4) must you burn to emit 261 kJkJ of heat?…

A: Heat of Combustion: The heat of combustion (ΔHc0) is the energy released as heat when a compound…

Q: How many grams of I2 is produced if you start with 67.9g of CuCl2? 2CuCl2 + 4KI -> 2CuI + 4KCl + I2

A: From the reaction given  2 CuCl2 + 4 KI -----> 2 CuI + 4 KCl + I2  we can say that the 2 mole…

Q: Aqueous hydrobromic acid (HBr) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium…

A: Chemical reactions are those reactions which undergo any chemical change. Chemical reaction is…

Q: (c) Octane has a density of 0.692 g/mL at 20°C. How many grams of 02 are required to burn 5.45 gal.…

A: c) Given, Density of octane (C8H18) = 0.692 g/mL Note: 1 gal = 3.79 L 1 L = 1000 mL Volume of octane…

Q: A sample of 9.30g of liquid 1-propanol is combisted with 56.6 g of oxygen gas. Carbon dioxide and…

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Q: days of rocketry is composed of two liquids, hydrazine (N2H4) and dintrogen tetroxide (N2O4), which…

A: First convert mass into mole by mass/molar mass Then use mole-mole relationship.

Q: 2.) Using the following equation for the combustion of octane, calculate the amount ofenergy…

A: Since molar mass of octane = 12 X 8 + 18 X 1 = 114 g/mol Hence moles of octane = mass / molar mass =…

Q: SO2(g) + Cl2 → SO2Cl2(g)                SO2Cl2 + 2H2O → H2SO4 + 2HCl                H2SO4 + Ca(OH)2…

A: the balanced chemical reaction for the above process is  SO2(g) + Cl2 → SO2Cl2(g)SO2Cl2 + 2H2O →…

Q: 2 C8H18(l) + 25 O2(g)  16 CO2(g) + 18 H2O(l) a) How many moles of O2 are needed to burn 1.95 mol of…

A: Part A)  2 mole of C8H18 needed = 25 mole of O2 Therefore., 1.95 mole of C8H18 needed = (25/2)×1.95…

Q: How many g of SO2 will  you obtain from reacting 15.6 g FeS2 and 18.0 g of O2? When rounding during…

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Q: If the density of ethanol, C2H5OH, is 0.789 g mL-1. How many millilitres of ethanol are needed to…

A: We have to calculate the volume of ethanol needed.

Q: Aqueous hydrochloric acid (HCl) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium…

A: Reaction will be as follows :  HCl(aq) + NaOH(aq) => NaCl(aq) + H2O (l)  Mass of sodium chloride…

Q: if 20ml of tuluene(d=0.867g/ml)is burned in air                                     a.)how many…

A: A combustion reaction takes place in the presence of oxygen. The combustion of a hydrocarbon…

Q: Consider the reaction: K2Cr2O7 + 6 KI + 7 H2SO4 => Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H20 How many grams…

A: This problem can be solved by knowing the formula: n = mM where n is the number of moles of a…

Q: If 2.000 g tungsten is reacted with 0.092 mL of 12.5 M sodium hydroxide and 0.092 mL of water, how…

A: Given: mass of tungsten (W) = 2.000 g Volume of NaOH = 0.092 mL Concentration of NaOH = 12.5 M…

Q: Propane (C3H8) burns in this reaction: C3H8 + 5O2 -> 4H2O + 3CO2 If 200g of propane is burned, how…

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Q: 2Al(s) + 3I2(s) > 2AlI3 If 7.5 moles of AlI3 is consumed, then how many moles of I2 is needed? *Use…

A: Aluminum reacts with iodine to form aluminum iodide. The equation for the balanced chemical reaction…

Q: Part A: How many moles of O2 are needed to burn 1.65 mol of C8H18? Express the amount in moles to…

A: Recall the reaction for combustion of octane 2C8H18l + 25O2g → 16CO2g + 18H2Og We have to find moles…

Q: 2 C8H18(l) + 25 O2(g)  16 CO2(g) + 18 H2O(l) (a) How many moles of O2 are needed to burn 1.95 mol…

A: Reaction: 2 C8H18(l) + 25 O2(g)  → 16 CO2(g) + 18 H2O(l)   (a) 2 moles of C8H18 ( octane) requires…

Q: What is the Theoretical Yield of Sodium Oxide if 100 g of Sodium reacts with 60g of Oxygen?   A) 60…

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Q: In the following balanced chemical reaction, what is the value of b (use only real number)? aCsH;OH…

A: The chemical reaction follows the law of conservation of mass. According to the law of conservation…

Q: The fuel used in many disposable lighters is liquid butane, C4H10C4H10. How many carbon atoms are in…

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Q: How many grams of NaCl and BaSO4 would be produced from 5g of BaCl2? BaCl2 (aq) + Na2SO4 (aq) = 2…

A: From the balanced equation we can calculate the mass of the product .

Q: Given the following reactions:   Fe(s) + Br2(g) \rightarrow→ FeBr2(s) 3 FeBr2(s)+ Br2(g)…

A: The balance chemical reactions :  Fe(s) + Br2(g) ----> FeBr2(s)  3FeBr2(s) + Br2(g)  --->…

Q: es about 21 million barrels of oil per day. The world used about 86 million barrels of oil per day.…

A: The volume of gasoline=86×106barrel×42gallonbarrel×3.79Lgallon    as 3.79L is 1 gallon=13689.48×106…