An aqueous NaCl solution contains 1.343x10* ppm NaCl. The density of water is 1.000g/ml. The density...
An aqueous NaCl solution contains 1.343x10* ppm NaCl. The density of water is 1.000g/ml. The density of the solution is 1.08 g/mL. The molar mass of NaCl is 58.44g/mol. Keep the correct number of significant figures. a) What is the molality of NaCl? b) What is the molarity of NaCl? c) What is the (mass/volume)% is unit of (kg/L)%? d) What is mass percent? e) What is mole fraction of NaCl?
Homework Answers
Add Answer to:
An aqueous NaCl solution contains 1.343x10* ppm NaCl. The
density of water is 1.000g/ml. The density...
1a. An aqueous solution has a Molarity of 1.632 M. The density of the solution is...
1a. An aqueous solution has a Molarity of 1.632 M. The density of the solution is (1.150x10^0) g/mL and the solute has a molar mass of (1.33x10^2) g/mol. What is the molality of this solution? 1b. An aqueous solution has a mass percent of solute of 18.4%. The density of the solution is (1.400x10^0) g/mL and the solute has a molar mass of (1.77x10^2) g/mol. What is the molality of this solution? 1c. An aqueous solution has a molality of...
An aqueous NaCl solution is made using 126 g ofNaCl diluted to a total solution volume...
An aqueous NaCl solution is made using 126 g ofNaCl diluted to a total solution volume of 1.00 L . Calculate the molarity of the solution. Express your answer using three significant figures. M = 2.16 M Part B Calculate the molality of the solution. (Assume a density of 1.08 g/mL for the solution.) Express your answer using two significant figures. m = 2.3 m Part C Calculate the mass percent of the solution. (Assume a density of 1.08 g/mL...
An aqueous NaCl solution is made using 116 g of NaCl diluted to a total solution...
An aqueous NaCl solution is made using 116 g of NaCl diluted to a total solution volume of 1.30 L . Part A Calculate the molarity of the solution. Express your answer using three significant figures. Part B Calculate the molality of the solution. (Assume a density of 1.08 g/mL for the solution.) Express your answer using two significant figures.
A solution of NaCl (MW = 58.5 g/mol) in water (MW = 18.0 g/mol) has the...
A solution of NaCl (MW = 58.5 g/mol) in water (MW = 18.0 g/mol) has the molality of 3.01 molal and the density of 1.112 g/mL. Consider mass of solvent 1 Kg A) What is the mass percent of the solute? (B) What is the molarity of the solution? (C)What is the mole fraction of H2O?
A 2.50 M NaCl solution has a density of 1.08 g/ml. Determine: the mass percent of...
A 2.50 M NaCl solution has a density of 1.08 g/ml. Determine: the mass percent of NaCl the molality of the solution the mole fraction of NaCl
An aqueous antifreeze solution is 31.0 % ethylene glycol (C2 H4 O2) by mass. The density...
An aqueous antifreeze solution is 31.0 % ethylene glycol (C2 H4 O2) by mass. The density of the solution is 1.05 g/cm3. Calculate the molality, molarity and mole fraction of the ethylene glycol Molality mol/kg Molarity mol/L Mole fraction
A 2.300×10−2 M solution of NaCl in water is at 20.0∘C. The sample was created by...
A 2.300×10−2 M solution of NaCl in water is at 20.0∘C. The sample was created by dissolving a sample of NaCl in water and then bringing the volume up to 1.000 L. It was determined that the volume of water needed to do this was 999.4 mL . The density of water at 20.0∘C is 0.9982 g/mL. Express your answer(s) to four significant figures and include the appropriate units. Part A) Calculate the molality of the salt solution. Part B)...
Calculate the molarity of the two solutions. The first solution contains 0.550 mol of NaOH in...
Calculate the molarity of the two solutions. The first solution contains 0.550 mol of NaOH in 2.95 L of solution. molarity: The second solution contains 19.1 g of NaCl in 627 mL of solution. molarity: Calculate the molality of a solution formed by adding 7.00 g NH,Cl to 14.0 g of water. molality: m NH C1 What is the mole fraction of solute in a 3.69 m aqueous solution? Xsolute = 0.06 An aqueous sodium acetate, NaC,H,O, , solution is...
a.) Salt solution is 12.0% NaCl by mass, with a density of 1.023 g/mL. What are...
a.) Salt solution is 12.0% NaCl by mass, with a density of 1.023 g/mL. What are the molarity, molality, and mole fraction of this solution? b.) How many grams of salt would you need to add to 500 mL of this solution to raise its mole % to 5.00?
calculate the molarity of each aqueous solution with the given amount of NaCl (molar mass 58.44g/mol )and final volume
calculate the molarity of each aqueous solution with the given amount of NaCl (molar mass 58.44g/mol )and final volume
A 2.50 M NaCl solution has a density of 1.08 g/ml. Determine: the mass percent of NaCl the molality of the solution the mole fraction of NaCl
An aqueous antifreeze solution is 31.0 % ethylene glycol (C2 H4 O2) by mass. The density of the solution is 1.05 g/cm3. Calculate the molality, molarity and mole fraction of the ethylene glycol Molality mol/kg Molarity mol/L Mole fraction
Calculate the molarity of the two solutions. The first solution contains 0.550 mol of NaOH in 2.95 L of solution. molarity: The second solution contains 19.1 g of NaCl in 627 mL of solution. molarity: Calculate the molality of a solution formed by adding 7.00 g NH,Cl to 14.0 g of water. molality: m NH C1 What is the mole fraction of solute in a 3.69 m aqueous solution? Xsolute = 0.06 An aqueous sodium acetate, NaC,H,O, , solution is...
Most questions answered within 3 hours.
-
please simplify how vapor pressure lowering is related to a
rise in the boiling point solution
asked 9 minutes ago -
write a java program that does the following
Part one
Use a For loop to compute...
asked 7 minutes ago -
"A student in another class made a claim that many people are
now talking about outlawing...
asked 9 minutes ago -
Test the hypothesis using P-value approach. Be sure to verify
the requirements of the test.
H0:...
asked 50 minutes ago -
For a voltaic cell based on the reaction below, which statement
is correct?
Zn(s)+2H+(aq)→Zn2+(aq)+H2(g)
Zn2+(aq) is...
asked 35 minutes ago -
If 20 g of Na2SO4 is reacted with 20 g of
Al(NO3)3 according to the following...
asked 27 minutes ago -
One difference between periodic and perpetual inventory systems
is:
Multiple Choice Cost of goods sold is...
asked 33 minutes ago -
Using the OSHA web site find the OSHA regulation for personal eye
protection. Write a summary...
asked 31 minutes ago -
In 600 words, answer the following
1) Why has the transfer of defense technologies to domestic...
asked 31 minutes ago -
Balance the following oxidation-reduction equations using redox
methods:
Cu + H+ --------> Cu+ +
H2
asked 52 minutes ago -
For the balanced reaction: CaCl2 (aq) + Na2CO3 (aq) -> CaCO3
(s) + 2 NaCl (aq),...
asked 46 minutes ago -
1. If ln(x)=ln(x)= -0.2 , what does xx equal? Round
your answer to three significant figures. The...
asked 42 minutes ago