Question

What molality of a nonvolatile, nonelectrolyte solute is needed to raise the boiling point of water by 7.10°C (Kb = 0.520°C/m)?

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Chemistry

Physical Chemistry

Related Chemistry Q&A

Find answers to questions asked by students like you.

Q: Draw the correct product for the following Diels-Alder reaction: 4.0-

A: The correct product of the given Diels-Alder reaction is to be determined.

Q: The dimeriztion of tetrafluoroethylene at 403 K proceeds according to the rate law: rate= 1.6 x 10-3...

A: Click to see the answer

Q: A: If you are told that a certain metal element has a simple cubic unit cell structure, what additio...

A: In a simple cubic structure, each atom contributes the equivalent of one-eighth of an atom to the un...

Q: A). The density of osmium is reported by one source to be 22,610kg/m3. What is the density in g/cm3?...

A: A.) The density of osmium is reported by one source to be 22,610kg/m3. This is to be converted into ...

Q: can this be explained please with full and understandable explanation

A: We’ll answer the question 3 since the exact one wasn’t specified. Please submit a new question speci...

Q: A 11.6 g piece of metal is heated to 980 C and dropped into a calorimeter containing 50.0 g of water...

A: Mass of metal piece = 11.6g.Mass of water = 50.0g.Initial temperature = 980C.Final temperature = 28....

Q: Amaterial will float on the surface of a liquid if the material has a density less than that of the ...

A: Given,

Q: What is the difference between ionic bonding and covalent bonding?

A: Difference between ionic and covalent bonding:Ionic compounds are generated by the strong electrosta...

Q: Which has higher positional entropy? Gas H2O or Water H2O 100 atm  gas or 1 atm gas

A: Positional entropy:The number of molecular positions or arrangements that a system can have is said ...

Q: A sample of H2SO4 contains 2.02 g of hydrogen, 32.07 g of sulfur, and 64.00 g of oxygen. How many gr...

A: Given information:First sample of H2SO4 contains 2.02 g of hydrogen, 32.07 g of sulfur, and 64.00 g ...

Q: Predict the formula of the compound of Ga3+ and O2-

A: The formula of the compound of Ga3+ and O2- is to be given.

Q: 30.0 mL of 0.15 M HC2H302 is titrated with 0.10 M KOH. a) Calculate the initial pH of the acetic aci...

A: Given,Volume of HC2H3O2 = 30.0 mL = 0.03 L   (1mL = 0.001 L)Molarity of HC2H3O2 = 0.15 M = 0.15 mol/...

Q: What is the pH of a 10-3 M solution of HCl (Numerical answer only).

A: The equation is:

Q: A 1.67 mg sample of a compound containing carbon, hydrogen, and oxygen underwent combustion producin...

A: Hi there, as there are multiple questions posted. We are answering the first question. If you need f...

Q: empire state building in new york city is approximately 1250 ft tall. how many us half dollars would...

A: Given, one half dollar = 2.15 mmHeight of empire state building = 1250 ft tall = 381000 mm

Q: The vapor pressure of liquid carbon disulfide, CS2, is 100. mm Hg at 268 K.A sample of CS2 is placed...

A: A substance exists in the liquid form at the pressure above its vapor pressure, at the pressure equa...

Q: Calculate the freezing point (in degrees C) of a solution made by dissolving 1.71 g of naphthalene {...

A: Freezing point of a pure solvent decreases upon addition of a salt or a substance. This is called de...

Q: Select all the partially negative carbon atoms in the following set of molecules. If there is more t...

A: The partially negative C atoms present in the given molecules are shown as follows,

Q: The density of palladium (Pd) is 12.0 g/mL and the cell volume is 5.89 ✕ 10−23 mL. Determine the num...

A: Click to see the answer

Q: Predict the product if you had used HBr without adding hydrogen peroxide. In your structure, specify...

A: Click to see the answer

Q: What carbons are electron deficient and the electron rich? Justify with all the correct resonance st...

A: Click to see the answer

Q: Assuming complete ionization and appropriate van’t Hoff factors, if you dissolve 25.0 g of sodium ph...

A: The ionization of sodium phosphate is:

Q: When a solution containing 8.00 g of NaOHNaOH in 50.0 g of water at 25.0 ∘C is added to a solution o...

A: The heat released by the reaction can be calculated as follows:

Q: The volume of a unit cell of diamond is 0.0454 nm^3 and the density of diamond is 3.52g/cm^3 Find th...

A: 1 nm3 = 10-21 cm3

Q: Rank the following solutes in order of increasing entropy when 0.0100 moles of each dissolve in 1.00...

A: Entropy increases means nothing but disorder ness increase.Compound gives more number of ions produc...

Q: An aqueous solution containing glucose has a vapor pressure of 19.4 torr at 25°C. What would be the ...

A: Given data:

Q: What is the vapor pressure of an aqueous solution of a nonvolatile non electrolyte  at 25oC that has...

A: The vapour pressure of  an aqueous solution of a nonvolatile non electrolyte is calculated as,

Q: How many kJ of energy is produced* during the formation of 70.8 g of Fe, according to the reaction b...

A: Given data:

Q: A liquid in the lab has a density of 1.17 g/cm³ . What is the volume in liters of ...

A: The volume of the liquid is calculated by dividing the mass of liquid with the density of liquid as ...

Q: Fill in the following: What are the mechanisms?

A: 1.The reaction mechanism can be given as follows:The product formed is Markovnikov’s product, as the...

Q: Help with 18 please.

A: Heat of reaction = m*Cp*DeltaTm = 100 ml = 100 ml x 1.01 g/ml = 101 gCp = 4.18 J/g.oCDelta T = 33 - ...

Q: Phosphorus-32 is a radioisotope used to detect certain types of tumors. P-32 has an effective half-l...

A: Phosphorus-32 is a radioisotope used to detect certain types of tumours. P-32 has an effective half-...

Q: An atom of Bromine - 81 has ____ protons and _____ neutrons. A) 35, 35 B) 55, 77.9 C) 35, 45 D) 35, ...

A: In an atom, the atomic number represents the number of electron present in that atom. The number of ...

Q: Which properties would be ideal in selecting the compound to be used as a primary standard for quant...

A: In quantitative volumetric analysis, hygroscopic, expensive, some purity, solid and stable are the i...

Q: I have no clue on how to set up this problem or solve it. What formula do I use?

A: The activation energy for reaction of one mol of hydrogen and one mol of iodine is calculated in ste...

Q: TABLE 12.5 Vapor Pressure of Water at Various Temperatures Temperature, Pressure, Temperature, Press...

A: Boiling point of water can be determined by Clausius-Clapeyron equation,

Q: Convert the following measurement.

A: Conversion required is,

Q: Calculate the standard molar enthalpy for the complete combustion of liquid ethanol (C2H5OH) using t...

A: Click to see the answer

Q: When 0.548 grams of a protein were dissolved in 14.4 mL of benzene at 26.7 degrees C, the osmotic pr...

A: The osmotic pressure is expressed as:

Q: What are the two unit factors that relate meters and millimeters?

A: Two equivalent quantity’s ratio is unit factor. So the quantity in the numerator and denominator sho...

Q: Menthol is a crystalline substance with a peppermint taste and odor. When 0.589 g of menthol is diss...

A:  Given information:Mass of solute = 0.589 gMass of solvent = 25.0 gDepression in Freezing point (Tf)...

Q: The world record for the hundred meter (exact) dash is 9.58 s. At this speed, how long would it take...

A: The speed of the object is equal to the ratio of the distance covered by the object to the time take...

Q: If silver is 10.5 g/mL and a sculptor has prepared a mold for casting a silver figure. The figure ha...

A: Given that density of silver is 10.5 g/m L and volume is 225cm3. Mass in gramscan be determined as f...

Q: Safrole is used as a topical antiseptic. Calculate the vapor pressure of a solution prepared by diss...

A: The number of moles (n) of ethanol is calculated using equation (1),

Q: When answering this problem, report the answer with the appropriate number of significant figures. W...

A: The mass of water is calculated by subtracting the mass of empty graduated cylinder(me) from the gra...

Q: Aluminum reacts with oxygen to yield aluminum oxide. If 5.0 g of Al reacts with 4.45 g of O2, what i...

A: Number of moles of Mg and O can be calculated by the equation given below:

Q: A 0.505 g sample of steam at 104.1 °C is condensed into a container with 5.88 g of water at 14.8 °C....

A: The final temperature of the water mixture is calculated in step two. 

Q: The speed of light is (2.998e8m/s) How far does light travel in 9.0μs? Set the math up. But don't do...

A: Given,Speed of light = 2.998 × 108 m/sTime = 9.0 μsFirstly, let us convert 9.0 μs to s using convers...

Q: A solution is made containing 14.6 g of CH3OH in 184 g of H2O. Calculate (a) the mole fraction of CH...

A: The moles of a substance is equal to the ratio of the mass of the substance to the molar mass of the...

Q: Determine the freezing point of a solution prepared by dissolving 10.0 g of camphor (C10H16O) in 90....

A: Given information:Mass of camphor is 10.0 gMass of benzene is 90.0 gKf is 5.12oC/mnormal freezing po...