Calculate the boiling point of the solution when 15.0 g of aluminum chloride, is dissolved in...
Calculate the boiling point of the solution when 15.0 g of aluminum chloride, is dissolved in 750 g water. The kb for water is 0.512°C/m.
Homework Answers
Add Answer to:
Calculate the boiling point of the solution when 15.0 g of
aluminum chloride, is dissolved in...
1) What mass of water is needed to dissolve 43.5 g of copper(II) chloride to prepare...
1) What mass of water is needed to dissolve 43.5 g of copper(II) chloride to prepare a 0.521 molality solution? 2) Calculate the boiling point of a solution made from 224 g of magnesium chloride dissolved in 625 g of water. Kb=0.512 °C/m.
0.01 mol of sodium chloride, NaCl, is dissolved in 100 g of water. By how much...
0.01 mol of sodium chloride, NaCl, is dissolved in 100 g of water. By how much would this elevate the boiling point? The boiling point elevation constant, kb, of water is 0.512 °C/m. A. 0.0512 °C OB.5.12 °C OC. 0.102 °C OD.5.12 x 10-5 oC
The boiling point of water is 100.0°C at 1 atmosphere. How many grams of zinc chloride...
The boiling point of water is 100.0°C at 1 atmosphere. How many grams of zinc chloride (136.3 g/mol), must be dissolved in 209.0 grams of water to raise the boiling point by 0.400°C? Refer to the table for the necessary boiling or freezing point constant. Solvent Formula Kb (°C/m) Kf (°C/m) Water H2O 0.512 1.86 Ethanol CH3CH2OH 1.22 1.99 Chloroform CHCl3 3.67 Benzene C6H6 2.53 5.12 Diethyl ether CH3CH2OCH2CH3 2.02 g zinc chloride.
The boiling point of water is 100.0°C at 1 atmosphere. How many grams of aluminum nitrate...
The boiling point of water is 100.0°C at 1 atmosphere. How many grams of aluminum nitrate (213.0 g/mol), must be dissolved in 279.0 grams of water to raise the boiling point by 0.450°C? Refer to the table for the necessary boiling or freezing point constant. Solvent Formula Kb (°C/m) Kf (°C/m) Water H2O 0.512 1.86 Ethanol CH3CH2OH 1.22 1.99 Chloroform CHCl3 3.67 Benzene C6H6 2.53 5.12 Diethyl ether CH3CH2OCH2CH3 2.02
What is the freezing point and boiling point in Celsius of a solution 400 g of...
What is the freezing point and boiling point in Celsius of a solution 400 g of ethylene glycol (MW=62 g/mol) dissolved in 500 g of water? The molal freezing point depression constant for water is 1.86 C/m The molal boiling point elevation constant of water is 0.512 C/m Please explain steps
The freezing point of water is 0.00°C at 1 atmosphere. A student dissolves 12.54 grams of chromium(II) acetate, Cr(CH3COO)2 (170.1 g/mol), in 158.2 grams of water. Use the table of boiling and freezin...
The freezing point of water is 0.00°C at 1 atmosphere. A student dissolves 12.54 grams of chromium(II) acetate, Cr(CH3COO)2 (170.1 g/mol), in 158.2 grams of water. Use the table of boiling and freezing point constants to answer the questions below. Solvent Formula Kb (°C/m) Kf (°C/m) Water H2O 0.512 1.86 Ethanol CH3CH2OH 1.22 1.99 Chloroform CHCl3 3.67 Benzene C6H6 2.53 5.12 Diethyl ether CH3CH2OCH2CH3 2.02 The molality of the solution is m. The freezing point of the solution is °C....
F. A solution was prepared by dissolving 0.800 g of sulfur S8, in 100.0 g of...
F. A solution was prepared by dissolving 0.800 g of sulfur S8, in 100.0 g of acetic acid, HC2H3O2. Calculate the freezing point and boiling point of the solution . For the solvent, Kb = 3.08 oC/m and Kf = 3.59 oC/m. G. Butylated hydroxytoluene (BHT) is used as an antioxidant in processed foods. (It prevents fats and oils from becoming rancid.) A solution of 2.500 g of BHT in 100.0 g of benzene had a freezing point of...
1.When a solution is made from 32.2 g of an unknown nonelectrolyte dissolved in 151 g...
1.When a solution is made from 32.2 g of an unknown nonelectrolyte dissolved in 151 g of solvent, the solution boils at 83.44 °C. The boiling point of the pure solvent and its Kb are 79.31 °C and 4.47 °C/m, respectively. Calculate the molar mass of the unknown electrolyte in g/mol. 2. Calculate the molar mass (in g/mol) of an unknown nonelectrolyte if 0.898 g dissolved in 268.7 mL of water at 30.13 °C has an osmotic pressure of 68.1...
Question 5 O out of 1 points Lanthanum(III) chloride dissolves in water according to: LaCl3(s) +...
Question 5 O out of 1 points Lanthanum(III) chloride dissolves in water according to: LaCl3(s) + La3+ (aq) + 3 Cl(aq). What is the boiling point of the solution when 0.2453 g of LaCl3 (molar mass 245.3 g/mol) is dissolved in 10.0 g of H20? (Kb of water is 0.512 °C/m.) Selected Answer: Correct Answer: B. 100.0512 °C D. 100.205 °C
The boiling point of water is 100.00 °C at 1 atmosphere. A student dissolves 12.31 grams...
The boiling point of water is 100.00 °C at 1 atmosphere. A student dissolves 12.31 grams of cobalt(II) acetate, Co(CH3COO)2 (177.0 g/mol), in 287.1 grams of water. Use the table of boiling and freezing point constants to answer the questions below. Solvent Formula Kb (°C/m) Kf (°C/m) Water H2O 0.512 1.86 Ethanol CH3CH2OH 1.22 1.99 Chloroform CHCl3 3.67 Benzene C6H6 2.53 5.12 Diethyl ether CH3CH2OCH2CH3 2.02 The molality of the solution is _____m. The boiling point of the solution is °____C....
1) What mass of water is needed to dissolve 43.5 g of copper(II) chloride to prepare a 0.521 molality solution? 2) Calculate the boiling point of a solution made from 224 g of magnesium chloride dissolved in 625 g of water. Kb=0.512 °C/m.
0.01 mol of sodium chloride, NaCl, is dissolved in 100 g of water. By how much would this elevate the boiling point? The boiling point elevation constant, kb, of water is 0.512 °C/m. A. 0.0512 °C OB.5.12 °C OC. 0.102 °C OD.5.12 x 10-5 oC
Question 5 O out of 1 points Lanthanum(III) chloride dissolves in water according to: LaCl3(s) + La3+ (aq) + 3 Cl(aq). What is the boiling point of the solution when 0.2453 g of LaCl3 (molar mass 245.3 g/mol) is dissolved in 10.0 g of H20? (Kb of water is 0.512 °C/m.) Selected Answer: Correct Answer: B. 100.0512 °C D. 100.205 °C
Most questions answered within 3 hours.
-
Romeo wishes to throw a bouquet of flowers to Juliet, who is on
a second-story balcony,...
asked 10 minutes ago -
Why is QE a controversial monetary policy tool.
A. It may lead to excessive inflation.B. By...
asked 26 minutes ago -
A finite potential well has depth U0 = 2.78 eV . What is the
penetration distance...
asked 52 minutes ago -
1. The bus bars of a power station are in two sections A and B
separated...
asked 50 minutes ago -
Fiscal policy is the deliberate manipulation of taxes and
government spending to alter GDP, employment, inflation...
asked 1 hour ago -
evaluating an expression using only one digit and + and - as
operators ....3+5-1+7-5+8
-----------------------
stack...
asked 1 hour ago -
Two concentric current loops lie in the same plane. The smaller
loop has a radius of...
asked 2 hours ago -
1)Which of the following is an
important difference between qualified and nonqualified retirement
plans?
a. Qualified...
asked 2 hours ago -
What's the streaming business's problem on the
horizon?
asked 3 hours ago -
I need help with writing the conclusion for this online lab
report
Abstract
By testing the...
asked 3 hours ago -
For the reaction 1N2+3H2-----> 2NH3, would the reaction rate
trend be: delta[NH3]/ delta t = -2...
asked 4 hours ago -
Within your current/past organization, identify a problem/issue
and format a design to address same. You may...
asked 3 hours ago