How many molecules of pentanoic acid are in 3.20 moles of pentanoic acid? How many kilometers per hour are there in 1.98m/s?

Q: 17.0 g of ethanol CH5OH, burned according to its equation C2H5OH + 3O2 --> 2CO2 + 3H2O, how many L…

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Q: Calculate the mass of 120 mL CaCl2 gas at -51.0°C and 89.0 kPa

A: Given that : We have to calculate the mass of 120 mL CaCl2 gas at -51.0°C and 89.0 kPa.

Q: A swimming pool containing 20×103 L of water is chlorinated to have a final Cl2 concentration of…

A: Given:Volume of water in swimming pool =20 x103LConcentration of Cl2= 0.005Mwe know molarity, = no.…

Q: How many liters Carbon monoxide are produced if 75 L of carbon monoxide are burned in oxygen? How…

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Q: You want to send poisonous & corrosive chlorine gas safely from Phoenix, AZ to Park City, UT.  You…

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Q: According to the following combustion reaction, pure methanol liquid undergoes complete combustion…

A: Given density of methanol = 0.792 g/ml volume of CO2 = 40.69 L

Q: CaCO3 + HCl  --> CaCl2 + H2O + CO2 How many Liters of CO2 gas can be obtained from 45.0 g of CaCO3?…

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Q: C3H8 (g) + 5O2 (g) → 3CO2 (g) + 4H2O (g) If 2025 g of C3H8 are burned with excess oxygen, how many…

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Q: The gas, carbon dioxide, is found in dry air at sea level at a concentration of 330. ppm. At a…

A: Given: concentration of CO2 = 330 ppm molecules of dry air = 2.51*1013 million molecules per cm3

Q: What would the molecular weight of the gas have to be if the pressure of the gas is to fall to…

A: As per Barometric formula, the variation of pressure with height is given as:…

Q: Calculate the mass in grams for each of the following gases at STP. Part A.   6.71x1022 molecules…

A: One mole of the compound contains 6.023 X 1023  numbers of molecules are there ( Avogadros number )…

Q: How many molecules of CO2 are in a 300.0 mL container at 780 mm Hg and 135°C?

A: We can calculate the number of molecules using ideal gas equation.  We know, PV=nRT Where P=…

Q: How many liters of oxygen gas are needed to produce 36.5L of SO2 gas @STP ? EQ: 2SO2 +O2 ----> 2SO3

A: Volume of oxygen2SO2+O2→2SO3A mole of gas at STP has a volume of 22.4 L .

Q: A balloon with a volume of 3.4 L contains 82 grams of oxygen gas. What is the new volume of the…

A: In accordance with the Avogadro's law, the volume of a gas varies directly with the amount of gas in…

Q: If a car is traveling at 43.0 miles per hour, contains 3 gallons of gas, and gets 22.5 miles per…

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Q: Calculate the mass in grams for each of the following gases at STP. 1) 2.87 L of hydrogen chloride,…

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Q: According to the following combustion reaction, pure methanol liquid undergoes complete combustion…

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Q: How many molecules are in 2.52g of butane (C4H8) gas

A: Number of moles of any substance can be determined by dividing the given mass of that substance by…

Q: Consider the following equation, which represents the combustion of hydrogen sulfide.…

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Q: What volume of 18.0 M sulfuric acid is required to prepare 16.0 L of 0.126 M H2SO4? 8.93 mL 0.112 L…

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Q: How many liters of NH3 are needed to react completely with 30 L of NO? 4NH3g) + 6NO(g) - SN2g) +…

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Q: How many moles of gaseous boron trifluoride, BF3, are contained in a 4.3410-L bulb at 788.0 K if the…

A: Given volume of BF3 gas present in the bulb (V) = 4.3410 L Given pressure of the gas (P) = 1.220 atm…

Q: Dentists sometimes use laughing gas (dinitrogen oxide, N2O) to keep patients relaxed during dental…

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Q: If 25.0 mL of chlorine gas (Cl2) at STP and 15.0 mL of ethyne gas (CHCH) at STP are reacted together…

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Q: An 8.5-liter sample of gas has 1.2 moles of the gas. If 0.65 mole of the gas is added, what is the…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: If 0.5 L of O2(g) reacts with H2 to produce 1 L of H2O(g), what is the volume of H2O(g) obtained…

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Q: CH4 + 2 O2 --> CO2 + 2H2O A student wants to make 99.4 L of CO2 that is to be collected at STP. How…

A: We have reaction of  methane with oxygen , we have STP condition and 99.4 L of CO2.  We have to…

Q: How many moles of gaseous boron trifluoride, BF 3 , are contained in a 4.3410-L bulb at 788.0 K if…

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Q: The gas, xenon, is found in dry air at sea level at a concentration of 0.0800 ppm. At a pressure of…

A: Here concentration = 0.08 ppm 1 ppm = 1 molecule of solute / 1 million molecule of solution 0.08 ppm…

Q: Which of the following is incorrect for 12 g of C2H6 gas? (C: 12, H: 1)    a) It is 0.4 moles.  B)…

A: Given: Mass of C2H6 = 12 g Molar mass of C2H6 = Atomic mass of C X 2 + Atomic mass of H X 6 = 12 X 2…

Q: Nitric acid is a corrosive acid capable of dissolving many metals, with the evolution of brown…

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Q: How many liters are in 3.4 of xenon

A: Given that : Number of moles of xenon = 3.4 moles We have to calculate the volume of xenon.

Q: What volume of N2 (g) is required to produce 200 L of NH3 (g)

A: Interpretation-  To determine the volume required for N2(g) to produce 200 L of NH3(g) -…

Q: What is the mass in grams of Al that were reacted with excess HCl if 3.46 L of hydrogen gas were…

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Q: How many grams of calcium phosphate can be produced from the reaction of 3.0 L of 0.230 M calcium…

A: The molarity is the concentration term that is defined as the number of moles of solute present in…

Q: How many moles of H2 gas are in 86.5 L?

A: We have to calculate how many moles of H2 gas are in 86.5 L

Q: How many liters, at STP, of CO2 are produced from 100.0 g of C8H18, the approximate formula of…

A: The expression of ideal gas equation is shown below: PV = nRT P = pressure of the gas V = volume of…

Q: Sulfur trioxide dissolves in water to make sulfuric acid, H2O4. Write a balanced chemical equation…

A: Balanced chemical equation of water with SO3

Q: A compound is found to be 30.45% N and 69.55% O by mass. If 1.63 g of this compound occupy 389 ml at…

A: Since PV = nRT  where P = pressure in atm = 775 / 760 = 1.02 atm            (since 1 atm = 760 mm…

Q: The following five questions refer to the same balanced chemical equation below: Sn + 4HNO3 -->…

A: Note - Since you have asked a question with multiple subparts, we will solve the first three…

Q: How many molecules of CO2 are in a 200.0 mL container at 780 mm Hg and 135°C

A: Volume=200.0mL = 200/1000 litere = 0.200litere (1litere = 1000ml) Pressure =780 mmhg =780/760 atm =…

Q: A student (Becky) is helping a friend (Taylor) solve a stoichiometry problem. Taylor needs to know…

A: It is solved in the following step.

Q: 1. Two bottles at the same temperature containing hydrogen sulphide (H2S) and ammonia (NH3) are…

A: Answers 1. D. NH3  molar mass of NH3 is lesser than that of H2S. rate of diffusion of gas is…

Q: How many  liters of NH3 that can be produced from 9.912 L of H2 at a constant temperature and…

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Q: Which of the following gas samples would have the largest volume, if all samples are at the same…

A: Given information,   8×1023 molecules of O2   26.82 grams of Ne   1.33 moles CH4

Q: For the reaction below, if 2.4 L of H2 gas are used, how many liters of NH3 (g) will be produced?…

A: Balanced chemical equation: 3H2 + N2 ------> 2NH3 From the above equation: Volume of NH3 = (2 x…

Q: If 0.5 L of O2(g) reacts with H2 to produce 1 L of H2O(g), what is the volume of H2O(g) obtained…

A: To find volume.

Q: if  5.0 moles has a volume of 3.0 Liters how many moles would it take to get a volume of 6.0 Liters…

A: Given  Initial Number of mole ( n1 )  = 5 mole  Initial Volume ( V1 )                = 3 Liter…

Q: How many grams of CO2 are in 345.1 L of CO2 gas?

A: Applying formula Mw = (wg /V)× 22.4