During a wintertime inversion, the mixing height of an urban area is 0.143 km and winds are calm. Estimate the rise in CO levels during the morning commute, if 8000 vehicles all travel 1 km/km? of urban area, Assume: • Autos travel 10 km/kg of fuel and combustion products average 1% CO by weight • Use octane (cyclo-octane; CgH16) to represent the complex hydrocarbon mixture in gasoline with the following reaction: CaH16+ 1202 + 8CO, + 8H20 + some CO Answer will be in kg Co/km3, but do not include units. Round to the nearest hundredths place - ie. 0.089 rounds to 0.09.

Q: You have an air mass at 10C that contains 1.8 grams of water vapor per kilogram of air (g/kg). What…

A: Temperature of the air-water vapor mixture = 10 0C Humidity of air = 1.8 g water/ kg dry air

Q: Q2) Find the combustion of ethyl-alcohol (C,H;OH) in a petrol the stoichiometric A/F ratio for…

A: (1) Find A/F ratios for 0.9 & 1.2 equivalence ratio (2) Find wet and dry analyses of exhaust gas…

Q: 5. Find the total weight of a 10 ft³ tank of oxygen if the oxygen is pressurized to 500 psia, the…

A: Given: Volume of the tank with oxygen(V)=10 ft3 The pressure of the tank(P)=500 Psia Weight of the…

Q: Calculate the residual enthalpy of R134a (refrigerant 134a) at 300 K and 15 bar using the SRK…

A: given = T = 300 K and P = 15 bar critical pressure and temperature for R134a  Pc = 37.61 bar and Tc…

Q: 1. Draw an appropriate process path diagram for the chemical systems undergoing temperature and…

A: Step 1: Case 1:  Step 2:  Step 3: Case 2:  Step 4:

Q: Q2: A stream of liquid water at a rate of N lit/s with a stream of methanol and ethanol mixture…

A:

Q: The Pxy diagram for chloroform/acetic acid system at 80 °C bar: P (bar) 2.0 1.8 1.6 1.4 1.2 1.0 0.8…

A:

Q: 2. The experimental observations for the determination of enthalpy of vaporization of water is…

A: The data table given for the vapor pressure and temperature of the water is given as:   Vapor…

Q: Mount fuji has a pressure of 0.228 bar. The standard molar enthalpy of melting

A: Hello!! Thank you for asking the question. You have asked 2 full  questions The first question is…

Q: For the following reaction: 2 NO(g) + Ozig) - 2 NO2(g) AH =-114.1 kJ if 2.00 x102 g of NO, gas is…

A: Given :

Q: AH of vaporization of water is 418.2 cal/g at the normal boing point. Since virus can survive at…

A: Enthalpy of vaporization of water at its normal boiling point, ΔH = 418.2 cal/g Required water…

Q: A gas mixture composing of 40% methane and 60% butane enters a 2-in ID pipe at 120°C and 1.2atm at a…

A: Given: D = 1/2 in = 0.5 in = 0.0127 m T = 120 °C = 393 K P = 1.2 atm = 121.59 KPa v = 7.67 m/s Gas…

Q: Based on the following thermochemical equation H,O(1) – H;0(g) AH= 44 kJ/mol. The enthalpy of…

A: Enthalpy change of vaporization of liquid water = 44 kJ/mol Number of moles of water = 2 mol

Q: Q2/ Calculate the activation energy for vacancy formation in aluminum, given that the equilibrium…

A: Given, The density of aluminum, ρ = 2.62 g/cm3 The atomic weight for aluminum, M = 26.98 g/mol…

Q: 4B.9(a) When benzene freezes at 5.5°C its density changes from 0.879 g cm-3 to 0.891 gcm-3. Its…

A: Given, Enthalpy of fusion = 10.59 kJ/mole

Q: QUESTION 1-)The slope of the curve at the normal boiling point is 3619.7 Pak, indicating the change…

A:

Q: The absolute moisture at atmospheric pressure at 35 ° C is 0.017 kg water / kg dry air. Determine:…

A:

Q: A 0.5 m3 tank will be used to store CO2 at 20 °C. Using the peng-robinson equation answer the…

A: Given that, The volume of the tank V = 0.5 m3 Temperature T = 20oC = 293.15 K Properties of CO2:…

Q: The Pxy diagram for chloroform/acetic acid system at 80 °C bar: P (bar) 2.0 1.8 1.6 1.4 1.2 1.0 0.8…

A: Total mole of mixture F = 45 Composition of chloroform Xf = 65%…

Q: The following temperature / composition data are obtained for a mixture of octane (O) and toluene…

A:

Q: Calculate the liquid water content (g/m³) of the cloud at 60 kPa if the liquid water mixing ratio is…

A: Given that for cloud, Pressure, P= 60 kPa mixing ratio, r = 5 g of liquid water per kg of cloud (…

Q: (1) Gas compressibility factor. (2) Gas formation volume factor. (3) If a gas well produces 10 000…

A:

Q: 1) Form the following data for CH3CI T(°C) Y (dynes/cm) pL (g/cc) pv (g/cc) 10 20 19.5 17.8 16.2…

A: To relate temperature with its molecular surface energy by Ramsay-Shields equation. The temperatures…

Q: For numerous applications in science and technology, a good vacuum is essential. In order to…

A: Hello! You have asked a question with multiple subparts .Here we are answering the first three. You…

Q: Compute the density for nickel at 600°C, given that its room-temperature (20°C) density is 8.902…

A:

Q: Question 9 When 168J of energy is supplied as heat to 1.8moles of perfect gas molecules at constant…

A:

Q: The oxidation of chlorine monoxide occurs according to the following: CIOg) + 0,) = CIO,(2) A,H"…

A: Write the reaction as follows: ClOg + 12O2g ⇆  ClO2g   Calculate the standard enthalpy of the…

Q: You task your lab partner with measuring the melting point of a compound while you dispose of the…

A: The temperature at which the solid and liquid forms of a pure substance can exist in balance is…

Q: How many grams of antifreeze would have to be added to 15 kg of water in the trucks cooling system…

A: Given Details: Freezing point of pure water = 0°C Freezing point of solution = -20°C Mass of water =…

Q: (use Antoine equation to calculate vapor pressures), for a system at 60 °C. Also, calculate what is…

A:

Q: Calculate the energy required to increase the temperature of a 55 g of ice from - 9 °C to a liquid…

A:

Q: 5. Given H2O at 210°C, 0.1 MPa (a) find the phase. (b) what is the quality (as a decimal)? (c) what…

A:

Introduction and Basic Calculations in Multiphase Systems

Chemical calculations involve material and energy balance calculations which enable engineers to calculate material and energy requirements in various chemical processes. In addition to this, chemical calculations help to study the behavior and properties of gases, liquids, and their mixtures.