boyles 4  15.80 L of hydrogen is collected at 751.62 torr atmospheric pressure and 21.5 degrees C room temperature. the hydrogen was generated by dropping 127.992 g of solid zinc in a vessel containing 9,426.2ml of 0.285 m hydrocholric acid the hydrogen was collected undert water. the vapor pressure of the water at the temperature of the room is 21.34. what is the percent yield?

Q: What is the mole fraction of O2 in this mixture?  18.4 g of CO2 and 27.4 g of O2

A: Mole fraction Mole fraction of a gas represents the number of moles of that gas with respect to…

Q: A steel cylinder with nitrogen, hydrogen, and ammonia gases is at 500 °C and 5.00 atm. If the…

A: Given data contains, Total pressure is 5.00 atm. Partial pressure of nitrogen is 1850 mm Hg. Partial…

Q: The atmospheric pressure is 560 mm of Hg. What is this pressure in Pascals? O 3.64 10³ O 6.30-10-3…

A: Atmospheric pressure = 560 mm of Hg = 560 mmHgPressure in Pascals = ?

Q: The total pressure in a closed vessel containing N2, O2, and He is 45 atm. If the partial pressure…

A: The partial pressure of He is = 20 atm

Q: density of Ch3 at 1.0 atm and 287 k

A:

Q: 40.0 mL of a 3.79 M solution of H2O2 decomposes according to this reaction: 2 H2O2 (aq) → 2 H20(1) +…

A: The reaction taking place is given as, => 2 H2O2 (aq) ------> 2 H2O (l) + O2 (g)  Given :…

Q: What does 20 g of O2 occupy at 50 degrees Celsius and 4.5 atm?

A: We will follow eqn PV=nRT Pressure x volume = number of moles  x univ. gas constant x abs temp…

Q: What is the theoretical volume (in mL) of H₂(g) when a student mixed the 0.12g of Zinc metal and…

A: mass of Zn reacts = 0.12 gMolarity of HCl solution = 1.00 M = 1.00 mol/LVolume of HCl solution =…

Q: a concentration of 0.8 ppm by volume SO2 in air is harmful to plant life. what is the percent by…

A: 1)Parts per million (ppm) can be defined as the number of milligrams of solute present in 1L of…

Q: Pressure oxygen 765.3 torr Volume water displaced 49.7 mL Temperature oxygen 297 K What is the…

A:

Q: The stopcock connecting a 1.00L bulb containing nitrogen gas at a pressure of 524 torr, and a 1.00L…

A: First calculate the total volume of the gases and then use it to calculate the final pressure of the…

Q: P4O10 was created by reacting with a phosphorus solid with 0.360 kg of O2 under standard temperature…

A: Ideal gas equation is: PV = nRT                                                           . . . (1)…

Q: The formula of an unknown compound with a high boiling point was determined in the following way:…

A: According to the ideal gas law, PV = nRT where P = pressure in atm V = volume in L n = moles R = gas…

Q: In analysis of an aluminum-zinc alloy, vapor pressure of water from table 1 is 19.827 mm Hg, mass of…

A: According to question, Vapor pressure of water = 19.827 mm Hg, mass of alloy sample = 0.1442g, mass…

Q: Henry’s constant is 6.8 x 10-4 mol/L.atm

A: Henry Law is the used generally in physical chemistry which states that amount of gas dissolved in…

Q: What is the volume of 99.0 g of H2O vapor at 135 °C and 1.00 atm?

A: According to ideal gas equation: PV = nRT HERE, P = 1atm          V= ?          n= mass / molar mass…

Q: 1. If 55.0 mL of 0.247 M ammonium chloride is reacted with 35.5 mL 0.495 M sodium carbonate, how…

A: Since you have posted a question with multiple sub-parts,we will solve first three sub-parts for…

Q: What volume of gas will be produced when 38 mL of 0.40M NH4NO3 reacts with an excess of aqueous…

A: The reaction is as follows: NH4NO3+NaOH→NaNO3+NH3+H2O The gas produced in the reaction is NH3 The…

Q: How many liters of HCl gas, measured at 30.0 °C and 745 torr, are required to prepare 1.25 L of a…

A: Molarity (M)= moles of solute (mol)Volume of solution (L)⇒ moles of solute =…

Q: Consider the reaction between aluminum and sulfuric acid to produce aluminum sulfate and hydrogen.…

A: One mole of any gas at STP(standard temperature and pressure i.e 273 K and 1 atm ) take up a volume…

Q: Consider the following reaction. How many moles of oxygen are required to produce 4.00 moles of…

A: The given equation is already a balanced equation. Fr the equation we can infer that 6 moles of…

Q: an inhilation anesthetic is composed of 85.7 % C and 14.3 % by mass. At STP the density of this…

A: Desity of anesthetic = 1.88 g/LMass percentage of C= 85.7 % Mass percentage of H = 14.3 %

Q: What is the pressure (in atm) due to the sulfur dioxide gas only, inside a 1.50 L reaction flask at…

A: Volume of flask = 1.50L Pressure of SO2(g) = ? Temperature = 25oC Mass of sodium sulfite = 3.24g

Q: H2 is 104.5565L, the temperature of H2 is 295Kelvin, pressure of dry H2 is 0.97654 ATM, moles H2 is…

A: Given pressure of water from  is 19.827 mm Hg, mass of alloy sample is 0.1442g, mass of displaced…

Q: 13. If 12.0 g of O₂ (molar mass = 32.0 g/mol) and 18.0 g of N₂ (molar mass=28.0 g/mol) are mixed…

A: We have to find the partial pressure of the oxygen.

Q: The air in a flask is to be replaced with He gas in a way similar to how air is replaced in the…

A: Air is a homogeneous mixture of gases. The major component of air is nitrogen gas(78%). Hence, the…

Q: .9 g of HCl at STP? Assume ideal beha

A: Assuming ideal gas behavior, we can say that 1 mole of an ideal gas occupies 22.4 L at standard…

Q: a gaseous sample has a total pressure of 923mmHg. If the sample is compromised of 23.0% helium,…

A: The total pressure of the gaseous sample is .The percentage of helium is 23%.The percentage of argon…

Q: 1. A student following the procedure described in this module collected the following data: mass…

A: According to Q & A guidelines of Bartleby, we are supposed to answer only the first 3 sub-parts…

Q: In a 1.000 L sealed container at STP you decompose 100 g sodium Bicarbonate if you ignore the volume…

A: Answer: 13.33 atm

Q: Calculate the volume of CO2 gas in Lif 1.01 g of CO2 is at 31.0 °C and a pressure of 0.40 atm.

A:

Q: Suppose that a 26.4mL volume of HCl solution reactions completely with 55.0 mL of aqueous Na2CO3.…

A: Balanced chemical equation: 2HCl +  Na2CO3   ----->   2NaCl  +  H2O  +  CO2 Number of HCl = 2 x…

Q: At what temperature will 19.4 g of molecular oxygen, O2, exert a pressure of 1820 mm Hg in a 5.12 L…

A:

Q: a typical barometric pressure in denvor colorado is 615 mmhg. what is the pressure in Kpa ?

A: A typical barometric pressure in denvor colorado is 615 mmHg. This pressure is to be converted into…

Q: what volume of 3.55 m HCI is required to produce 25.5 I of hudrogen gas at a temperature of 298k and…

A: The objective of this question is to find out the volume of 3.55 M HCl required to produce a certain…

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…

A: Given :  Mass of gas= 1.20g Volume=2.10L Pressure in flask= 108mm HG  Temperature= 25°C= 298K C =…

Q: Question19 Complete the following table for an ideal gas. V 43.0 mL 0.421 mol 223 K 4.4 X 10-2 mol…

A: Given that:For first rowVolume, V = 43.0 mL= 0.043 L ( since 1 mL = 0.001 L)Number of moles, n =…

Q: You are going on a day hiking trip to Yosemite and to prepare you are buying snacks at the local…

A: The chips are packed at a place in lower elevation where the atmospheric pressure is high. As we…

Q: What volume of carbon dioxide measured at STP will be formed by the reaction of 2.30mol of oxygen…

A: First note the combustion reaction of ethyl alcohol with oxygen.  CH3CH2OH + 3O2→2CO2 + 3H2O…

Q: What is the mole fraction of O2 in a mixture of 6.00 g He, 19.0 g O2, and 21.0 g N2?     0.608…

A: