Assume that a single cylinder of an automobile engine hasa volume of 524 cm3. (a) If the cylinder is full of air at 74 °Cand 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?

Q: In a bromine-producing plant, how many liters of gaseous elemental bromine at 300oC and 0.855 atm…

A: Given data contains, Temperature is 300°C=573.15 K. Pressure is 0.855 atm. Mass of sodium bromide is…

Q: 25.0 mL Sampre of neon gas at AD 455 mm.Ha is culed Prom roo °C to 10C If the volume remaiins…

A: The pressure of the gas increases with increases in the temperature of the gas.  Gay-Lussac's law…

Q: Q2: Calculate the mole fraction of 15 % (w/w) CeH12O6?

A: NOTE : Since there is no information about the solute is given. Hence we can assume it to be water.…

Q: 35L of butene (CAH9) undergoes combustion at STP in the presence of excess oxygen. Write the…

A: Given,  3.5 L of Butane undergoes combustion of excess oxygen.

Q: If 33.7g of Methane, CH4 was burned in the presence of excess oxygen, what volume of water vapor,…

A: We know the balanced Chemical reaction of the burning of methane. From there we see that 33.7g of…

Q: In an experiment reported in the scientific literature, malecockroaches were made to run at…

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

Q: The airbags that protect people in car crashes are inflated by the extremely rapid decomposition of…

A:

Q: What is the density of O2 at STP (in g/L)?

A:

Q: In CaCO3 + HCI -→ CaClz + H2O+CO2 , how many lters of cerbon dioxide gas, measured at STP.can be…

A: CaCO3​+2HCl→CaCl2​+H2​O+CO2​   100  g                                        44  g 1  mole…

Q: How many liters of CO2 are produced when 3.46 Fe2O3 is converted to cast Fe at STP?

A: The ideal gas equation is given by, PV=nRT where P is the pressure, V is the volume, n is the number…

Q: In a bromine-producing plant, how many liters of gaseous elemental bromine at 253°C and 0.868 atm…

A:

Q: How many grams of phosphorus (P) are needed to completely consume 88.9 L of chlorine gas according…

A: Given, Pressure (P) = 1 atm Volume (V) = 88.9 L Temperature (T) = 25 degree celsius = ( 25+273) K =…

Q: A N2 molecule at 20 ⁰C is released at sea level to travel upward. Assuming that the molecule does…

A: Determination of the height of the molecule: Given: Molecule = N2 Temperature = 20 0 C

Q: Freon-12 (CF₂Cl₂), widely used as a refrigerant and aerosolpropellant, is a dangerous air pollutant.…

A: Pressure = 1.20 atm Temperature = 27◦ C. or 273.15 + 27 = 300.15 K. Volume = 16 dm3 or 16 L.

Q: 89.) Ammonia and chloride NH, (a)+ HCI(a)'-NHyCI(s) If 4.21L of NiHgcg) 5.35L af HCIca af 26°c and…

A:

Q: A 1.52-gram sample of iron (III) perchlorate was decomposed according to the reaction below,…

A: First the moles of oxygen gas produced in the reaction is determined using ideal gas equation. Then…

Q: How much co2(in L) will be produced by 250g of caco3 if it is completely reacted with hcl at 25C at…

A: Balanced chemical equation   CaCO3 + 2HCL → CaCl2 + CO2 + H2O

Q: What volume in liters of fluorine gas is needed to form 903 L of sulfur hexafluoride gas if the…

A:

Q: Canadian chemists have developed a modern variation ofthe 1899 Mond process for preparing extremely…

A: a.

Q: During the making of steel, iron(II) oxide is reduced to metallic iron by treatment with carbon…

A: The moles of Fe can be calculated as

Q: How would i calculate the tire pressure at 15.3 C uring the equation of the best fit line? What…

A: The data of pressure v/s temperature is given as,

Q: What volume in liters of fluorine gas is needed to form 231 L of sulfur hexafluoride gas if the…

A: Given reaction S +3F2→ SF6

Q: A person's daily caloric requirement could be obtained from about 675 g of glucose, C 6 H 12 O 6…

A: C6H12O6 (s) + 6 O2 (g) → 6 CO2 (g) + 6 H2O (l)

Q: How many moles of hydrogen gas would be needed to react with excess carbon dioxide to produce 99.1…

A: Balanced Reaction 4 H2 + CO2 --> CH4 + 2 H2 O   Moles of water vapor produced = 99.1 mol 2 mol…

Q: In a collision of sufficient force, automobile air bags respondby electrically triggering the…

A: The ideal gas law, also referred to as the general gas equation, is the equation of the state of the…

Q: Assuming ideal behavior, what is the density of argon gas at STP, in g/L? (Assume STP is 0 °C and 1…

A:

Q: A 0.0665 g sample of aluminum metal reacts with hydrochloric acid to give 90.5 mL of hydrogen gas at…

A:

Q: What mass of magnesium must be reacted with hydrochloric acid to obtain 750. mL of hydrogen at 25oC…

A: Find the moles of H2 gas using equation PV = nRT  then find the mass of Mg using the balanced…

Q: what is the density in g/L (STP) of SO2?

A: Density is defined by the ratio of mass to the volume. it is expressed in mathematically is as…

Q: Environmentally conscious Susan has been toldthat a new electric car will only generate 6 ounces of…

A: For ELECTRIC CARC emission per Mile= 6 ounceC emission in manufacturing=30000lbC emission in…

Q: You start with an equimolar mixture of the gases SO, and O, in a container. The SO, and O, react to…

A:

Q: Indicate which of the following statements regarding thekinetic-molecular theory of gases are…

A: Kinetic molecular theory of gases: 1) Gases are made up of large spherical molecules and they will…

Q: How many moles of a gas mixture would be needed to provide 0.555 mole O2, if the mole fraction of O2…

A:

Q: Although ozone is an important component of the upper atmosphere, long-term exposure to ozone in the…

A: Given: Volume of gas = 5.0 L Temperature = 25 oC Pressure = 0.967 atm And concentration of ozone in…

Q: How many liters of fluorine gas are needed to form 167 L of sulfur hexafluoride gas if the following…

A:

Q: 73. A 500.-mL sample of O2 gas at 24 °C was prepared by decom- posing a 3% aqueous solution of…

A: According tom Dalton's law of partial pressure, Pressure in a container = Sum of partial pressures…

Q: The airbags that protect people in car crashes are inflated by the extremely rapid decomposition of…

A:

Q: How many liters of oxygen gas at STP are required to react with48.5 g of aluminum in the production…

A:

Q: The thermal decomposition of potassium chlorate can be used to produce oxygen. 2KClO3 --> 2KCl…

A: The balanced chemical reaction is given below.

Q: air (O2+3.76N2) supplied at the same pressure and temperature. Assume that there is 10% ess air than…

A:

Q: You have two glass bottles, one containing oxygen and onefilled with nitrogen. How could you…

A: Introduction: Nitrogen belongs to group with 15 with atomic number 7 and mass 14 u. It is one of the…

Q: A flask of volume 0.753 L contains a sample of chlorine gas, Cl2, with a pressure of 198 Torr at…

A: Volume = 0.753 L  Pressure = 198 torr  Temperature = 25.8 °C  Mass of sodium required to completely…

Q: A key part of the carbon cycle is the fixation of CO2by pho-tosynthesis to produce carbohydrates and…

A: a) In the photosynthetic reaction , carbon dioxide reacts with water to produce carbohydrates and…

Q: Deduce the balanced reaction in which ammonia reacts with nitrogen dioxide to produce molecular…

A: Answer: This question is based on stoichiometric calculation according to which, during a chemical…

Q: Calculate the pressure and composition of air on the top of Mt. Everest, assuming that the…

A: Given, Pressure at sea level : Po = 1.0 atm ( atmosphere ) Altitude of Mount Everest:  h = 29,141.0…

Q: 5. If you had1080 pressure, what would the volum e of the container be? gram s of a substance with…

A: 5. Given, Mass of a substance is ---1080g Its molecular mass is ---12.01g/mol Temperature is ---75oC…

Q: When 25.0 g of Zn reacts, how many L of H2 gas is formed at 25 °C and a pressure of 854 mmHg?

A: Given :  Amount of Zn = 25.0 g  Temperature = 25°C  Pressure = 854 mmHg  To calculate :-  Volume of…

Q: Suppose 295 gof NO3 flows into a swamp each day. What volume of N2 would be produced each day at…

A:

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".