Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Chemistry Expert

Question- What is the molecular weight of a nonelectrolyte if 5.0 g dissolved in 100.0 g of water has a freezing point of -0.25°C?

370 g/mol

190 g/mol

37 g/mol

20 g/mol

27 g/mol

Explain the each and every step in detail for help

Chemistry, Academics

  • Category:- Chemistry
  • Reference No.:- M91248128

Have any Question?


Related Questions in Chemistry

Anbsp4260nbspgram sample of a hydrate ofnbspbai2nbspwas

A  42.60  gram sample of a hydrate of  BaI 2  was heated thoroughly in a porcelain crucible, until its weight remained constant. After heating,  39.01  grams of the dehydrated compound remained. What is the formula of th ...

An aqueous solution has a normal boiling point of 1020degc

An aqueous solution has a normal boiling point of 102.0°C. What is the freezing point of this solution? For water  K b is 0.51°C/ m  and  K f = 1.86°C/ m.

Calculate volume in milliliters of a 196 moll calcium

Calculate volume in milliliters of a 1.96 mol/L calcium bromide solution that contains 275. mmol of calcium bromide CaBr2. Round your answer to 3 significant digits.

Determine the molecular formula of a compound that contains

Determine the molecular formula of a compound that contains 26.7% P, 12.1% N, and 61.2% Cl, and has a molar mass of 580.0 g/mol. Enter chemical formula as is HC2H3O2 as HC2H3O2.

2kmno4s rarr k2mno4s mno2s o2gif 250 l of o2g is needed

2KMnO 4 (s) → K 2 MnO 4 (s) + MnO 2 (s) + O 2 (g) If 2.50 L of O 2 (g) is needed at 1.00 atm and 20°C, what mass of KMnO 4 (s) should be decomposed? Assume the decomposition of KMnO 4 (s) goes to completion.

Asolution is prepared by dissolving 2244 grams of acetic

Asolution is prepared by dissolving 22.44 grams of acetic acid inenough water to make250.0 mL of solution. A 25.00-mL aliquot of NaOH solution is thentitrated with the acetic acid solution. 37.28 mL of the acetic acid so ...

Ttrate the base trimethylamine tma with 0126 m hcl ch3naq

Titrate the base trimethylamine (TMA) with 0.126 M HCl. (CH) 3 N(aq) + H 2 O(l) (CH 3 ) 3 NH+(aq) + OH-(aq) Kb = 6.45 x 10 -5 There are 0.00615 moles of TMA in 42.5 mL H 2 O before titration begins. What percent of TMA i ...

If 1440 grams of rbcl are dissolved in water to make a

If 14.40 grams of RbCl are dissolved in water to make a solution of 0.224 L, the density is found to be 1.047 g/cm 3 . Calculate the molality of the solute.

Upon decomposition one sample of magnesium fluoride

Upon decomposition, one sample of magnesium fluoride produced 2.55 kg of magnesium and 3.99kg of fluorine. A second sample produced 1.40 kg of magnesium. How much fluorine (in grams) did the second sample produce?

2 h2sg 3 o2g rarr 2 h2og 2 so2gusing standard enthalpies

2 H2S(g) + 3 O2(g) → 2 H2O(g) + 2 SO2(g) Using standard enthalpies of formation, calculate the standard enthalpy change for this reaction.

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As