Determine how many grams of each of the following solutes would be needed to make 3.60×102 mL of a 0.100 M solution.   (a) cesium iodide (CsI): (b) sulfuric acid (H2SO4) (c) sodium carbonate (Na2CO3) (d) potassium dichromate (K2Cr2O7)

Q: A solid sample of sodium carbonate, Na2CO3(s), is placed in a test tube containing a solution of…

A: Consider a solid sample of sodium carbonate which is added to a test tube containing ethanoic acid…

Q: 1. A gas mixture at 300K and 1 bar analyzing by volume 20% N2 and 80% CH4 is subjected to…

A: Given, Inlet temperature=300KInlet pressure = 1 barOutlet temperature=273KOutlet pressure=1 barGas…

Q: Carbon dioxide is removed from the atmosphere of space capsules by reaction with a solid metal…

A: Given data: Mass of lithium hydroxide = 3.5 kg

Q: Isopropyl ether (E) is used to separate acetic acid (A) from water (W). The liquid–liquid…

A: The right triangle diagram from the equilibrium data is made in spreadsheet and is as follows:

Q: Although other solvents are available, dichloromethane (CH2Cl2) is still often used to…

A: Solubility of caffeine in CH2Cl2 is 8.35 times that in water means K = 8.35 100.0-mL sample of cola…

Q: Answer following questions in an alloy which contents 30 wt.% Ag at 800° C temperature by using…

A: given = 30 wt% AgT = 800^cTo find = Number of phasesb) type of phasesc) composition of phasesd)…

Q: For 4-5: Sheldon Cooper, a researcher, obtained a solution with [H 30 *1 = 2.3 x 10 -4 M at 25 °C…

A:

Q: Spent Acid from a stripping column contains 23% H2SO4 and 77% H2O by mass. This stream is to be…

A: Given  Percent composition of spent acid = 23% Percent composition of concentrated acid = 94 % And…

Q: diffusivity

A: Mass Diffusivity or diffusion coefficient depends on pressure , composition of the system and…

Q: What is the percent purity of the obtained crystal after one recrystallization?

A: For solubility of A, the amount recovered in grams is estimated. For solubility of B, the amount…

Q: Iron is found in Earth’s crust as several different iron compounds.Calculate the mass (in kg) of…

A: Mass of iron(Fe) in different compounds=1000kg To Calculate the mass of each compound.

Q: A solution is made by dissolving 0.732 mol0.732 mol of nonelectrolyte solute in 871 g871 g of…

A: The freezing point depression of benzene(Kf) = 5.12oC/molal Normal freezing point = 5.49oC Mass of…

Q: A saturated-liquid mixture of 70 mol% benzene and 30 mol% toluene, whose relative volatility is…

A:

Q: A mixture of 100 k mole which contain 70% mole percent n-pentane and 30% n-heptane are vaporized at…

A: Distilling a mixture of n-pentane and n-heptane allows us to separate them based on their boiling…

Q: The solutions given below are used to prepare an acid mixture containing 32% HNO3, 60% H2SO4 and 8%…

A: Let x, y and z be the weight of feed acid mixture, HNO3 and H2SO4 stream in kg As all the three…

Q: Acrylic acid (CH₂=CHCOOH) is used to prepare poly-mers, adhesives, and paints. The first step to…

A: The amount of propylene that must be added to the mixture in pounds per hour is to be determined.

Q: Nickel ion (Ni") and hydroxide (OH) are in equilibrium with solid Ni(OH)2 in a 1-Liter solution that…

A: Ni(OH)2↔ Ni +2 + 2 OH-1                     x mol/L   2x mol/lit At equilibrium ,     Ksp=(Ni+2)…

Q: What is the pH of an aqueous solution consisting of 0.070 M formic acid (HCOOH) and 0.070 M sodium…

A: Formic acid is a weak acid with dissociation constant Ka = 1.8 X 10-4  And since we have weak acid…

Q: Q2 A gas mixture is composed of nitrogen (Na), oxygen (O:), and argon (Ar). composition of the gas…

A: Given, molar composition of the gas mixture is 65% nitrogen, 20% oxygen and 15% argon.Molecular…

Q: 1.0-ton of the methanol-glycerine mixture containing 20% methanol and 80% glycerine is extracted…

A:

Q: To make a 18.76% (w/w) solution, what volume (mL) of solvent (1.246 g/mL) would be needed for a…

A: Given that, Mass percentage (w/w) = 18.76% Density of solvent ρ = 1.246 gmL Mass of solute m1 =…

Q: A solution is prepared by adding 118 g of lactose (milk sugar) to 176 g of water at 55 °C. The…

A:

Q: Ferrochromium alloy is produced by aluminothermic process using a mixture of 800 g chromite…

A: Consider the aluminothermic process of chromite ore. The chromite contains a mixture of chromium…

Q: Beginning at point X trace out the lines for one theoretical plate. What is the composition of the…

A: Given data: Temperature-composition (T,x-y) diagram of compounds An and B is given.

Q: Consider a mixture of methanol (55%), formaldehyde (23%) and a variety of other solvents. If the…

A: a) Given data: Methanol (55%) Formaldehyde (23%) and 22 % are a variety of other solvents. Let the…

Q: CMC of a surfactant in water at 25 oC is 0.5 g L−1 and at 45 oC is 0.3 g L−1. The molar mass of the…

A:

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: 2. At 25°C the surface tension of benzene is 28.9 mN/m and its molar volume is 89.2 cm³/mol.…

A: Given Data :At 25 degree C the surface tension of benzene is  Molar volume of benzene((Vm)) is  -…

Q: Q1. Study the phenol/water phase diagram below and answer the following questions regarding systems…

A: A. Calculate the amount of phenol (g) in the water-rich phase and the phenol-rich phase at point (d)…

Q: (3] A mixture of 40 mol% benzene and 60 mol% toluene is subjected to a simple batch distillation at…

A:

Q: At 25oC, a hydrocarbon mixture composed of two volatile fluids, 73.0% o-xylene (vapor pressure =…

A: Total pressure(P) = XO-xylene PO-xylene + Xtoluene Ptoluene                           =…

Q: Complete the question by hand calculation(please show every step):- Do the mass balance and energy…

A: The following syngas gas conditions and composition are givenComponent Composition (mol%)Carbon…

Q: How many grams of iron are needed to completely consume 6.70 L of chlorine gas according to the…

A: Chemical Balance Reaction:  2 Fe (s) + 3 Cl2 (g)  -> 2 FeCl3 (s)  where,  Fe = Iron  Cl2 =…

Q: For answers to calculations, use the correct number of significant figures. What is the volume of…

A:

Q: When conducting an experiment of Nadsorption on a sample of coal at 77 Cand in the absence of…

A: N2 gas is adsorbed in the surface of coal. The pressure versus specific volume data for the…

Q: 2. To prevent the presence of air, noble gases are placed over highly reactive chemicals to act as…

A: given: mass of helium=5.50 g mass of krypton=35 g molecular weight of helium=4.0 g/mol molecular…

Q: 0.49850 g of CaCO3 (100.0869 g/mol) is dissolved in HCl solution and diluted to 500 mL. A 25 ml…

A: 0.49850 g of CaCO3 is dissolved in HCl solution and diluted to 500 ml standard water 25 ml of above…

Q: A 200 cm solution with 0,08 sodium hydroxide (NaOH) 20.1 A 500 cm solution with 10,6 g sodium…

A: Concentration represents the quantity of substance in a solution.

Q: Wine goes bad soon after opening because the ethanol (CH,CH,OH) in it reacts with oxygen gas (0,)…

A: given details: mass of oxygen gas (m) =9.86 g reaction:           CH3CH2OH+O2→H2O+CH3COOH determine…

Q: A hydrocarbon has a MW of 114 g/mol and has a composition of carbon 84.06% and hydrogen 15.94%. What…

A: Given: Molecular weight = 114 For 100g of the compound,  C = 84.06g H = 15.94g

Q: Component Moles Calculate the number of moles of each species in the sample. Component Number of…

A: Given that there are component given and their weight % are given n =50 mol sample

Q: An aqueous solution containing 10 moles percent ammonia is to be separated via continuous flash…

A: An aqueous solution of ammonia and water is separated in a flash distillation column.

Q: A mixture containing 40 kg A and 60 kg B is contacted with are solvent in a single-stage process.…

A: This is problem of extraction. We are given relative abundance in raffinate and selectivity from…

Q: 2000 kg

A: To determine percentage of benzoic acid extracted we determined how much benzoic acid is left in…

Q: A laboratory technician is asked to prepare a 15 L solution of potassium chloride (KCl) with a…

A: Volume of the KCl solution = 15L = 15000 mlMolarity, M = 0.2 mol/Lgram molecular wt. of KCl, m =…

Q: Beryllium (Be) is a silver-white and very light metal with very high melting point at 2349 F (1287…

A: Given Data  The compositions of the mined ore is given as :aAndraditre garnet = 12…

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.