Use the References to access important values if needed for this question. What is the concentration of phosphine (in units of grams per liter) dissolved in water at 25°C, when the PH3 gas over the solution has a partial pressure of 0.445 atm? k for PH3 at 25°C is 8.1x10-3 mol/L.atm. g/L

Q: What is the concentration of arsine (in units of grams per liter) dissolved in water at 25° C, when…

A: Given : Partial pressure of Arsine = 0.701 atm  And K for Ar = 8.9 X 10-3 mol/L.atm

Q: What is the molarity of a 32.5% HCIO4 solution? The density of this solution is 1.67 g/mL. 4.79 M…

A:

Q: The molecular mass of compound A is 150g/mol. You have 1 mole of compound A in a 1l solution. What…

A: Given,The molar mass of compound A = 150 g/molmoles of compound A = 1 molvolume of the solution = 1…

Q: If aqueous solutions of the following electrolytes all have the same concentration, which solution…

A: Answer:Here:

Q: Part 1 An aqueous solution is prepared in which 0.00192 mol Ni(NO3)2 and 0.353 mol NH3 are dissolved…

A: Given: Moles of Ni(NO3)2 = 0.00192 mol Moles of NH3 = 0.353 mol Volume = 1 L

Q: how many grams of solute are contained in 125 mL of 0.0500M solution of NaOh

A: The objective of the question is to find out the amount of solute in grams contained in a given…

Q: What is the freezing point of a 0.80 m aqueous solution of potassium nitrate?

A: Molality of the solution = 0.80 m Freezing point of solution (Tf(solution)) = ?Note: Freezing point…

Q: 7. Calculate the number of moles of NaOH contained in 250. mL of a 0.05M solution.

A:

Q: Which of the following substances is an example of a solution? O 1) Salad dressing O 2) Blueberry…

A: To determine which of the following substances is an example of a solution.

Q: If the concentration of a gas in solution is 5.9 and the pressure exerted over the solution is 3.7…

A: Given: Concentration of a gas in solution = 5.9 mol/L Pressure = 3.0 atm

Q: What is the freezing point of a 0.90 m aqueous solution of potassium hydroxide? 1) 269.8 Kelvin 2)…

A:

Q: Ethylene glycol is the primary component in antifreeze. How many grams of ethylene glycol…

A: Molarity ( M ) is defined as " the number of moles of solute ( n ) present in one litre of solution.…

Q: Express the concentration of a 0.0240 M aqueous solution of fluoride, F¯, in mass percentage and in…

A: Use the formulae given below. mass percentage =mass of the F-mass of the solution×100 ppm =mass of…

Q: Calculate the molarity of 69.0 gg of HClHCl in 1.50 LL of an HClHCl solution.

A:

Q: The lattice energy of an ionic compound (AX) is 666 kJ/mol and its heat C solution is -6.3 kJ/mol.…

A: The enthalpy change when one mole of an ionic compound dissociates into its ions in gaseous state is…

Q: How many grams of Magnesium Chloride is contained in a 0.50L of a 1.5M solution? o 0.0079 g 3 g o…

A: Given, Concentration of magnesium chloride solution = 1.5 M = 1.5 mol/L Volume of the solution =…

Q: Mg(s) + 2 HCI(aq) → MgCl₂(aq) + H₂(9) The total pressure of gas collected over water is 710.0 mmHg…

A:

Q: How many grams of KOH are there in 0.520 L of a 0.033 M KOH solution?

A: Molarity=Number of molesVolume in liter of the solution

Q: Calculate the volume in liters of a 0.0069/mmolL calcium sulfate solution that contains 2.00mol of…

A: Concentration= 0.0069 mmol/LMol of calcium sulfate= 2.00 mol

Q: the concentration of stomach acid, HCL is 0.100 M. What volume of stomach acid contains 0.25 mg of…

A:

Q: The boiling point of water is 100.0°C at 1 atmosphere.How many grams of chromium(II) nitrate (176.0…

A: Elevation in boiling point is given by following formula.

Q: Calculate the molarity of a concentrated solution of hydrochloric acid that i by mass HCI; the…

A:

Q: The molar concentration of OH- in a water solution is 4.2× 10−12 M. What is the concentration of H+…

A: Water always stays in equilibrium as: H2O ⇌ H+ + OH-   The ionic product of water (Kw) is defined as…

Q: How many grams of carbon dioxide are there in 2.5 liters of 0.11M solution?

A: Grams of carbon dioxide are there in 2.5 liters of 0.11 M solution will be:

Q: Of the following substances, which one is NOT expected to dissolve in water?  HNO3 C2H5OH   CH3OH…

A: Solubility of any substance means the mixing of one component into the other component. If the…

Q: the density of a 3.539 M HNO3 aqueous solution is 1.150 g x mL-1 at 20 Degrees C. What is the molar…

A: Given Molarity = 3.539 M Density = 1.15 g/ml

Q: Solubility of gases increases with the increase in temperature. Select one: O True O False

A: As temperature of gases is increased, their Kinetic energy increases and therefore their tendency to…

Q: 269 mL of a 0.445 M NaCl is added to a 1.32 L volumetric flask and the flask is filled with water.…

A:

Q: What mass of magnesium chloride, MgCl2 must be dissolved in 100.0 mL of water to produce a 2.5 M…

A: The ratio of number of solute to the volume of solution in liters is known as molarity.

Q: What is the concentration of a solution, when 1.4 moles of MgOH are dissolved in 1200 mL of H2O

A: The concentration is the amount of substance present in a unit volume of solvent .This can be molar…

Q: Which of the following solutions would be expected to have the highest freezing point?

A: △Tf    α   i   x  m  --------------(1) where          △Tf  = depression in freezing point =( T°…

Q: A soft drink contains 50mg of sodium in 301g of H2O. What is the concentration of sodium in the soft…

A: Mass percent is given by, Mass percentage = Mass of the soluteMass of the solution×100

Q: need help solving the following problem. How many grams of iodine potassium iodide would it take to…

A: Moles of a solute is the ratio of mass of solute to the molar mass of the solute.

Q: An aqueous solution is 12.0 % by mass silver nitrate, AgNO3, and has a density of 1.11 g/mL. The…

A:

Q: What is the molar concentration of a solution of HI if its concentration is 212 g/dm3 and its molar…

A:

Q: yurogen gas flask at the same rate through another tube. What will be the concentration of hydrogen…

A: Solution -

Q: If you have a 10% w/v solution of NaCl, what is its molar concentration?

A:

Q: 250 L solutions contains 5.00 g of NaOH, which has a molecular weight of 40.00 g/mol. What is the…

A:

Q: prepare a standard solution of a potassium Chloride (KCI), 0.3 N in 500 ml of water. (atomic weight…

A: Normality = Number of gram equivalents/ [volume of solution in litres]  Number of gram equivalents =…

Q: Unit 4: 1. Calculate the molar concentrations for the following solutions: a) 23.5g of NaCl is…

A: To solve this problem we will use the formula  Molar concentration = number of moles of Solute /…

Q: Which of the following solutions would be expected to have the highest freezing point? O 0.5 m SnCla…

A:

Q: What is the mass percent of an aqueous sodium hydroxide solution in which the molarity of NaOH is…

A: Given molarity of NaOH = 9.98 g/mol density of solution = 1.33 g/ml

Q: Calculate the molarity of the K,CO, solution.

A:

Q: Draw a picture to represent the molecular view of the dissociation of HNO3 in water.

A:

Q: Which of the following solutions has the lowest freezing point? a) 0.1 M glucose b) 0.05 M NaOH c)…

A: Depression of freezing point is a colligative property. Depression of freezing point depends upon…

Q: Calculate the concentration of isopropanol, in percentage per volume, in a solution prepared by…

A: The following formula will be applied to get the answer of this question. % of isopropanol by…