With the equation below, from 246 g of CrO2, 122 grams of SiO; If so, what is the percentage yield? (SiO ;: 60 g / mol, Cr, 0;: 152 g / mol) 3 Si + 2 Cr, Ox → 3 SiO +4 Cr

Q: A binary hydrocarbon liquid mixture of A and B (K = 1.5) containing 60 mole percent A is flash…

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Q: Liquid hexane (CH, (CH₂), CH₂) reacts with gaseous oxygen gas (0₂) to produce gaseous carbon dioxide…

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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: Calculate of the intensive/extensive fluid properties in the relevant fluid system with clear basis…

A: Basis:- 126.143 Kghr of feed flow Assumptions:  Let Heat of condensation of vapor is equal to…

Q: Stack gas containing 10% CO, 12% H₂, 18% CO2, 45% N₂, and 15% H₂O has a pressure of 120KPa.…

A: Composition of a stack gas is given.

Q: How many grams of NazC03 are required to prepare : 1) 750 ml of 0.05 N 2) 1.5 liter of 0.1 M

A: 1 )  Volume of the solution (V) = 750ml Normality (N) = 0.05,  Molarity = M Molecular weight of…

Q: a) Calculate (H30*). [H,O"]= Answer= Unit= b) Calculate pH. pH Kw [OH-] An Kw"[H30+) Kw/[Ba(OH)2]…

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Q: What mass (in g) of NO2 (MM = 46.01 g/mol) is produced if 0.215 mol NH3 react with 0.275 mol O2?…

A: Molecular mass of NO2 = 46.01 g/mol Moles of NH3 = 0.215 mol Moles of O2 = 0.275 mol Reaction :…

Q: 6. (a) Nitrogen gasis made from sodium azide by the following reaction. If 3 mols ofsodium azide is…

A: Given: Nitrogen gas is made from sodium azide by the reaction given below: 2NaN3(s) → 2Na(s) +…

Q: A mixture is 12.5 weight % propylene (C3H6), 12.5 weight % benzene (C6H6), and 75.0 weight % cumene…

A: Given data: The species are present in a mixture which is expressed in weight percentage. Propylene…

Q: Fe3O4 is reduced by direct reduction of iron (DRI). The following are the obtained results of the…

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Q: Suppose that 4.84 moles of A at 2.26 atm and 298.15 K and 2.64 moles of B at 4.1 atm and 298.15 Kare…

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Q: Potassium superoxide, KO2, is used in rebreathing gas masks to generate oxygen.  KO2(s) +   H2O(l) ®…

A: Firstly we need to find the limiting reagent Divide the number of moles of reacting species by…

Q: A mixture is 12.5 weight % propylene (C3H6), 12.5 weight % benzene (C6H6), and 75.0 weight % cumene…

A: Let, propylene be represented by ‘P’, benzene by ‘B’, and cumene by ‘C’.   Given information:   The…

Q: A used water sample has the following analysis: Total Alkalinity = 90 mg/L as CaCO3 temperature =…

A: Given = A = total alkalinity = 90 mg/L pH = 9.54 KW = 10-14 Ka2 = 4.8*10-11 To find = alkalinity of…

Q: Silicon tetrachloride (SiCI4 ) can be prepared by heating Si in chlorine gas: Si(s) + 2C12(g) ->…

A: Given that  Si  + 2Cl2   → SiCl4mole of  SiCl4  =0.507 mole

Q: 13. Using the following information, calculate the AH°ffor CO(g). Give your answer to three…

A: Given that, Fe2O3 (s) + 3CO (g) → 2Fe (s) + 3CO2 (g)     ∆Hrxno = -28.4 kJ ∆Hfo Fe2O3 (s) = -824.2…

Q: What mass of AgNO3 (169.9 g/mole) is needed to convert 45.70 grams of Na2CO3 (106.0 g/mol) to Ag2CO3…

A: write a balance equation. Na2CO3 + 2AgNO3 = Ag2CO3 + 2NaNO3 given = mass of Na2CO3 = 45.70 grams…

Q: Theoretical air-fuel ratio of regular gasoline is 14.6. Now 10% (by weight) of ethanol is added in…

A: Given that Theoretical value of air-fuel ration of regular gasoline  = 14.6 10% of ethanol is added…

Q: Silicon tetrachloride (SİCI4 ) can be prepared by heating Si in chlorine gas: Si(s) + 2C12(g) ->…

A:

Q: Q3. Estimate the “proof” of the first fraction you obtained from the distillation assuming that the…

A: Given:The measured density of the first fraction Ethanol density water density

Q: 9. A gas mixture is analysed as follows: batoqua Component Carbon Dioxide Mass % 15 Carbon Monoxide…

A: take the basis as 100 g of mixture Given: 15 g CO2 8 g CO 57 g CH4 20 g H2 mole=weightmolecular…

Q: A distillation column is being used to separate a mixture of benzene, toluene, and cumene. The feed…

A: The composition of feed is The mole fraction of benzene, z1 = 0.4 The mole fraction of toluene, z2 =…

Q: Calculate the concentration of CO,, H,O*, and OH in a 0.180 M solution of H,CO (Kal-4.3 x 10-7 and…

A: This problem is from the concept of dissociation/ ionization of a diprotic acid - carbonic acid. The…

Q: 5. A ChE student aiming to lose weight for health reasons decided to purchase 15 tablets of a…

A: Given that: Number of dietary supplement tablets = 15 The tablet is expressed as grams of ferrous…

Q: cherry contain about 20 wt% solids and 80 wt% water. To make cherry jam, crushed cherries and sugar…

A: Law of conservation of mass is used to calculate the unknowns in process systems. This is material…

Q: at is the relative amount in percentage of the Mg2Pb phase in 85 wt% Pb-15 wt% Mg at 400 al answer…

A: Composition is given by tie line concept. We use lever rule to determine composition.

Q: A liquid mixture contains three components A (MW = 72), B (MW = 60) and C (MW = 55) in which A and B…

A: Given that, Molecular weight of A MA = 72 kg/kmol Molecular weight of B MB = 60 kg/kmol Molecular…

Q: Silicon tetrachloride (SİCI4 ) can be prepared by heating Si in chlorine gas: Si(s) + 2CI2(g) ->…

A: following values are given in the question moles of sicl4 produced=0.507 moles the molecular weight…

Q: At 25°C, an aqueous solution containing 35.0 wt% H2SO4 has a specific gravity of 1.2563. A quantity…

A: Given, Specific gravity = 1.2563

Q: Calculate the weight of each component of a 850 kg slag with the following percent composition:…

A: Given, 850 kg of slag

Q: The chemical oxidation demand (COD) is usually reported in units of

A: It is the measure of quality of water.

Q: a) Convert the weight fraction w(HNO3) given in the table to the mole fraction of X(HNO3) and draw a…

A: Solution: Solving first 3) a) Convert the weight fraction w(HNO3) given in the table to the mole…

Q: Q4/ A liquid mixture is prepared by combining N different liquids with densities pi: pz...; PN. The…

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Q: A particular liquor is 44.0% ethanol (CH3CH>OH) by volume. Calculate the concentration of ethanol in…

A: A solution of 44% ethanol by volume. The density of ethanol=0.789g/mL The density of water=0.998g/mL…

Q: A water solution containing 10 wt.% acetic acid is added to a water solution containing 30 wt.%…

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Q: Analysis of the intensive/extensive fluid properties in the relevant fluid system with clear basis…

A: An extensive property is a property that relies upon on the quantity/Size/Mass of matter Whereas An…

Q: A gas sample is constituted of only methane (CH.) and Ethane(C2H6) at standard temperature and…

A:

Principal Quantities and EOS

A physical quantity represents the physical state of a system. It is expressed as the product of a number and unit. The basic quantities used in science are length, mass, and time. The principal quantities are the quantities that are independent of other quantities.