A sample of Al metal was reacted with 10.0 mL of HCl solution to produce 150.0 mL of H2 gas at 25 °C and 0.975 atm Calculate the molarity of the HOCI solution. 2 Al + 6 HCl → 2 AIC13 + 3 H2 Express the answer to 3 sig. figs.

Q: The molar concentration of 290 ppm of Cs* (132.91 g/mol) in a solution that has a specific gravity…

A: Given;           Molar concentration =290 PPm           Molar mass of CS+ =132.91 g/mol…

Q: The molar concentration of 290 ppm of Cs* (132.91 g/mol) in a solution that has a specific gravity…

A:

Q: A dilute solution of acetic acid produced by fermentation and oxidation of natural carbohydrates is…

A: We have to calculate the mole fraction of acetic acid.

Q: A dilute solution of acetic acid produced by fermentation and oxidation of natural carbohydrates is…

A: Mole fraction can be calculated by using the formula: Mole fraction of X = Number of moles of…

Q: A dilute solution of acetic acid produced by fermentation and oxidation of natural carbohydrates is…

A: Mole fraction can be calculated by using the formula: Mole fraction of X = Number of moles of XTotal…

Q: What is the mass concentration of water vapor (g H2O per m3 of air) in a liquid-water cloud at a…

A: Saturation water vapor pressure, P at 273 K = 611.6 Pa 1 Pa = 1 kg/m.s2 1 J = 1 kg.m2/s2. Molar mass…

Q: It is known that SO2 (molar mass 64 grams) can be removed from a stream of waste gases by bubbling…

A: Molarity  (M) :- The number of moles of a solute dissolved in one litre of solution is called as…

Q: Does the gas with the largest molarmass have the highest or lowestsolubility in water?

A: The larger the molecules of the solute are, the larger is their molecular weight and their size. It…

Q: What is the equivalent of 1) 6.26 µg/g in ppm 2) 7 ppb in µg sol/L 3) 6.2 x 104 ppm in %w/v

A: Data given:  1) 6.26 µg/g in ppm is equivalent to ?  2) 7 ppb in µg sol/L is equivalent to ?  3) 6.2…

Q: The mercury content of a stream was believed to be above the minimum considered safe—1 part per…

A: Given: Concentration= 0.68 parts per billion Volume of water= 15.0 L Density= 0.998 g/ml

Q: The mole fraction of He in a gaseous solution prepared from 6.0 g of He, 6.5 g of Ar, and 10.0 g of…

A: Mole fraction of gas A = nA/ nT Mole fraction of one gas can be calculated by dividing the moles of…

Q: consider a solution which is prepared by dissolving 4.00 grams of NaOH in water and diluting the…

A: A question based on concentration terms that is to be accomplished.

Q: a) We have a solution with the following mass composition: 15% glucose (C,H12O.), 60% water (H,0)…

A: The molar mass of C = 12g/mol The molar mass of O = 16g/mol The molar mass of N = 14g/mol The molar…

Q: A dilute solution of acetic acid produced by fermentation and oxidation of natural carbohydrates is…

A: Given,  Mass of acetic acid = 46.5 g  Mass of water = 67.6 g  Atomic mass of C = 12.01 g/mole…

Q: On a clear day at sea level on Planet Y with a temperature of 25 °C, the partial pressure of N2 in…

A:

Q: What is the mole fraction of nitric acid, HNO3, in an 8.46% (by mass) aqueous solution of nitric…

A: Given that -  Mass percentage of nitric acid, HNO3 = 8.46%  Atomic weights of different atoms are -…

Q: CO concentration in ambient air of Peshawar was found to be 94.5µg/m3 in 20132 . Convert it to…

A: Given concentration of CO = 94.5 µg/m3

Q: n = M x V For all parts of this problem, consider 7.50 L of an 8.91 x 10 mol/L Ca(OH), solution. -…

A: Given: n = no. of moles = X M = 8.91 ×10-3 mol/L V = 7.50L

Q: A mixture with a total mass of 3.12 g contains sucrose (C6H1206, 342.30 g mol-1) and ethyl alcohol…

A: Answer is explained below.  Given that, volume of CO2 = 3.04 L.  Pressure of H2O = 42.20 mm Hg =…

Q: Calculate the volume of H2(g) at 273 K and 2.00 atm that will be formed when 275 mL of 0.725 M HCl…

A: Determine the number of moles of 275 mL of 0.725 M HCl as follows, Determine the number of moles of…

Q: How many grams of Pb(NO3)2 (331.2 g/mol )are needed to prepare 200 ppm (w/v) of Pb*2 (207.2 g/mol)…

A:

Q: Given the following information, how would you calculate the partial pressure of toluene vapor?

A: The Henry’s law is given below.

Q: Calculate the mole fraction of C2H5OH in a solution that contains 46 grams of ethanol, C2H5OH, and…

A:

Q: Calculate the molar concentration of the polycyclic aromatic hydrocarbon (PAH), anthracene (178.23…

A: Given: Concentration of well water sample = 2.18 ppb Density of well water sample =1.00 g/mL To…

Q: HCl and NH3 react to form a white solid, NH4Cl. If cotton plugs saturated with aqueous solutions of…

A: HCl and NH3 forms NH4Cl.  Taking aqueous solution of HCl and NH4OH, HCl and NH3 gases are released…

Q: A dilute solution of acetic acid produced by fermentation and oxidation of natural carbohydrates is…

A: Mole fraction is the ration of mole of solute to the total no of moles. Given  Mass of acetic acid =…

Q: A dilute solution of acetic acid produced by fermentation and oxidation of natural carbohydrates is…

A: Mass of acetic acid = 48.7g  Molar mass of CH3COOH = molar mass of [2C + 4 H + 2O] =…

Q: What is the mole fraction of O2 in a mixture of 6.00 g He, 19.0 g O2, and 21.0 g N2?     0.608…

A:

Q: in the conversion to biodiesel, the Jojoba oil is reacted in a 1.0M solution of sodium methoxide in…

A: 2 Na (s) + 2 CH3OH -------------------------->  2Na+   +  2CH3O-    +  H2 (g)   2 Na (s) + 2…

Q: An aqueous solution of CaCl2 weighs 6.6 kg. The solution has 7.5 moles of CaCl2 present in it. The…

A: Given: An aqueous solution of CaCl2 weighs 6.6 kg. The solution has 7.5 moles of CaCl2 present in…

Q: Why P 2 is obtained by subtracting the vapor pressure of water from the barometric pressure

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: What is the mole fraction of Ca3(PO4)2   by dissolving 126.32 g of calcium phosphate, Ca3(PO4)2, in…

A:

Q: A 801.1 mL aqueous solution of 628.5 mM Na2S is combined with 100.0 mL of an aqueous HCl solution…

A: V = 4.126L  P = 1atm  T = 35.93oC = 309.08K  801.1 mL aqueous solution of 628.5 mM Na2S is reacted…

Q: 4 a)The mole fraction of iron(III) nitrate, Fe(NO3)3, in an aqueous solution is 6.42×10-2 . The…

A: The composition of a mixture can be expressed in different units like mole fraction, mass percent,…

Q: . 10.0 grams of aluminum was added to 155 mL of 0.950 M hydrochloric acid. The products of the…

A:

Q: A dry gas occupies 300 mL at 25 °C and 760 mmHg. If this substance were collected over water at 23°C…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: If 2.00 g of helium gas and 5.29 g of oxygen gas are mixed together, what is the mole fraction of…

A:

Q: solution was prepared by dissolving 200.0 g of KClKCl in 285 g of water.   Calculate the mole…

A: Given ⇒ mass of KCL=200 gMolar mass of KCL=74.6 gmolmass of water=285 gmmolar mass of H2O=18mole…

Q: What is the mole fraction of 120 g NaOH in 1 L (1000g) of water?

A: Molecular mass of sodium hydroxide = 40 g.Number of moles of sodium hydroxide = 120/40 = 3…

Q: mixture of 30.73 moles of argon, 10.61 moles helium, 23.52 moles neon, and 43.5 moles krypton is…

A: The question is based on the concept of Dalton's law of partial pressure.   it  states that total…

Q: mixture of NaOH, NaCL and MgCl2 contains 34.6% by mass chloride and 20.0% by mass hydroxide. What…

A: From the hydroxide mass we can calculate the moles of Hydroxide and hence the moles of NaOH. And…

Q: The partial pressure of O2 in your lungs varies from 25.0 mm Hg to 40.0 mm Hg. KH (O2 in water at…

A: From given datas  We are using Henry's equation to find the solubility of oxygen and with that we…

Q: A dilute solution of acetic acid produced by fermentation and oxidation of natural carbohydrates is…

A: Given, Mass of acetic acid = 48.7 g Mass of water = 68.1 g Mole fraction of acetic acid =?

Q: A dilute solution of acetic acid produced by fermentation and oxidation of natural carbohydrates is…

A: Given data is as follows: The mass of acetic acid = 44.6 g The mass of water =68.8 g The atomic mass…

Q: If 2 liters of toluene, SpG = .86, GMW = 92.1 g/mole, spills in a room 60ft x 30ft x 15ft, what is…

A: Given: Volume of toluene = 2 L. And the dimensions of room = 60 ft × 30 ft × 15 ft