The spent acid from a nitrating process contains 33% H2SO4, 36% HNO3 and 31% water by weight. This acid is to be strengthened by the addition of concentrated H2SO4 containing 95% H2SO4 and concentrated HNO3 containing 78% HNO3. The strengthened mixed acid is to contain 40% H2SO4 and 43% HNO3. Calculate the quantities of spent and concentrated acids that should be mixed together to yield 1500 kg of the desired mixed acid.

Q: The waste acid from a nitrating process contain 55% H2SO4, 20% HNO3and 25% H2O by weight. The acid…

A: Acids are chemicals having H+ ions. The acids have low pH between 0-6. Acids with low pH are more…

Q: The analysis of a mixture established that it contains 32.55% Fe203 and that the per cent loss in…

A: percent on dry basis = mass of substance/ mass of dry solid x 100

Q: Food items weighing 30 kg initially have a moisture content of 700% (dry basis). These ingredients…

A:

Q: In reactive distillation, does the reaction preferably take place in the vapor or in the liquid…

A: The phase of the reaction in the reactive distillation process is to be mentioned.

Q: A concentration process increases the solid content of 350 kg fresh tomato juice (TJ) from 14 % to…

A: Let F=feed, C=concentrated juice W=water removed overall mass balance, F=C+W C+W=350 overall mass…

Q: 4. How many grams of ethylene glycol (C2H602) must be added to 1.00 kg of water to produce a…

A: Mass of water, mW = 1.0 kg Final temperature of the solid solution, Tf = -5.0°C

Q: What happens when a small amount of sodium hydroxide is added to a mixture of ammonia and ammonium…

A: The given mixture of ammonia and ammonium chloride is a buffer solution.

Q: When a compound is formed which undergoes decomposition with formation of another solid phase at a…

A: After analysis the fighure ; when compound C formed, the mol% of B is around 25% and the mol% pf A…

Q: Ca2, mg/L Mg¹2, mg/L Na", mg/L K', mg/L 11.6 4.2 Fe*, mg/L 9.6 Mn¹2, mg/L 0.8 a. b. C. d. 85.0 26…

A: Assuming complete dissociation of each molecules in ions, the Basic ions and acid ions can be…

Q: 3.138 A sample of 10.0 g of sodium reacts with oxygen toform 13.83 g of sodium oxide (Na2O) and…

A: Given: Mass of sodium that reacts with oxygen is MNa = 10 g The mass of product formed is MP =…

Q: How much maltose reacts with molecular oxygen to release 8900kJ to the surroundings?

A: We are asked to find the amount of maltose reacts with the molecular oxygen to release 8900kJ to the…

Q: food items weighing 30 kg initially have a moisture content of 450% (dry basis). This material is…

A: Mass = 30kgInitial Moisture content = 450% (wet basis)Final moisture content = 20%To find: The mass…

Q: #2. (NH4)2C2O4 is soluble to the extent of 4.4 kg per 100 kg of water. A slurry is made by mixing 20…

A: Given.

Q: Wet air containing 4.0 mole % water vapor is passed through a column of calcium chloride pellets.…

A: Adsorption is a unit operation where the molecules or atoms of fluid will transfer and form a layer…

Q: phosphoric acid is usually obtained as an 85% phosphoric acid solution. if it is 15 M, calculate the…

A: Normality is given as the product of the molarity and basicity of an acidic compound.

Q: In a particular process, 2000 kg of crystalline Na2SO4.10H2O are obtained and the mother liquor was…

A:

Q: What is the purpose of soaking fresh cucumbers in a jar of vinegar (5% acetic acid)?  What does the…

A: Vinegar is made by the process of fermentation and is the combination of water and acetic acid…

Q: Q3/ Pentane is burned with (45 %) excess air. Fractional conversion of (85 %) of Pentane is…

A: Basis: 100 moles of Pentane fractional conversion is defined as the number of moles of a compound…

Q: A feed stream containing 15% wt solids and 85% wt water is introduced in a certain process where the…

A: Given thatfeed contains solid = 15 %wt water = 85 % wt heat is added and water is evaporated residue…

Q: Two distillation columns in series are used to enhance the recovery of a desired component. In one…

A: Given that, The mole fraction of benzene in the feed xB,F = 0.2641 The mole fraction of toluene in…

Q: Ash was estimated in the sample of hay, and the records were as follows, note that the moisture is…

A:

Q: You have a 1 g sample of an alloy containing Al and Mg dissolved and treated to prevent…

A: Given: Weight of Alloy = 1 g Weight of all precipitates = Al(C9H6NO)3(g)+ Mg(C9H6NO)2(g) = 7.98 g…

Q: 4. Calculate the change in pH that results from adding 25 ml of 0.010F HCI to 500ml buffer solution…

A:

Q: Two distillation columns in series are used to enhance the recovery of a desired component. In one…

A: Introduction In chemical analysis, distillation is a common process for characterizing materials by…

Q: Calculate the chemical composition of a typical yard waste with and without sulfur and with and…

A: Chemical composition of yard waste is to be calculated.

Q: calculate the GCV and NCV

A:

Q: (a) State THREE (3) solubility categories of the phase diagram.

A:

Q: A single crystal of polyethylene (PE) weighing 9.6 mg is found to have an enthalpy of melting of…

A: Enthalpy of melting=2.65J Weight of single crystal=9.6mg To find: Percentage crystallinity of…

Q: Calculate the molarity of a solution prepared by dissolving 1,56 g of gaseous HCI in enough water to…

A: Mass of gaseous HCl  = 156 g Volume of solution = 268 mL

Q: Calculate the mass percentage of carbon and hydrogen in propane (C3Hs).

A: Let the mass of carbon in propane (C3H8) be mC and that of hydrogen by mH.   The molecular mass of…

Q: A niobium alloy is produced by introducting tungsten substitutional atoms into the BCC…

A: An alloy is a mixture of metals or a metal combined with one or more elements. This helps in…

Q: Chemical Engineering: Material Balance

A:

Q: A drier is to be designed to reduce the water content of copra from 180% to 10%. The available air…

A: Hello ! This is a question with multiple subparts. As per our policy, we have answered the first…

Q: Two distillation columns in series are used to enhance the recovery of a desired component. In one…

A:

Q: Two distillation columns in series are used to enhance the recovery of a desired component. In one…

A: Given that, The mole fraction of benzene in the feed xB,F = 0.2453 The mole fraction of toluene in…

Q: CHEERRY TO MAKE  JAM AT  the mixture is heated to evaporate water AT 140 C  until the residue…

A: Given: After removing one-third mass of water from the jam, the mass that would remain is, M = 1000…

Q: iv) Explain two reasons of having the recycle stream in the above process.

A: The stream where some part of the product is returned and this stream is mixed with the feed stream.…

Q: How much maltose reacts with molecular oxygen to release 8900 kJ to the surroundings?

A: C12H22O11 + O2 ---------> CO2 + H2O  ----------------> (1) (Maltose) + (Oxygen)  -------------…

Q: 1.2048 g of impure Na₂CO3 is dissolved and allowed to react with a solution of CaCh. The resulting…

A:

Reactive Processes

Reactive processes are the processes in which any reaction occurs. The reactions can be any combination reaction, decomposition reaction, combustion reaction, oxidation reaction, reduction reaction, neutralization reaction, displacement reaction, or double displacement reaction.