Determine mole fraction of nacl

Assignment Help Chemistry
Reference no: EM13160175

A solution is made by dissolving 25g of NaCl in enough water to make 1.00 L of solution. Assume that the density of the solution is 1.00 g/cm3. Calculate the mass percent, molarity, molality, and mole fraction of NaCl

Reference no: EM13160175

Questions Cloud

Which of the following represents a reasonable value for k : For a given reaction, the reaction forms predominantly products at equilibrium (i.e. it essentially goes to completion). Which of the following represents a reasonable value for K
What impact do you think this new contract will have : According to the terms of the contract, the pilots will receive options to buy 14 million shares of the firm's stock over the next 10 years. What impact do you think this new contract will have on Southwest Airlines?
Compute retained earnings : Before the correction was made, and before the books were closed on December 31, 2011, retained earnings was understated by?
Explain pcl5 was allowed to decompose : An empty 2.00 L flask at 250.°C was filled with PCl5(g) to a pressure of 0.249 atm, and then the PCl5 was allowed to decompose as shown below.
Determine mole fraction of nacl : A solution is made by dissolving 25g of NaCl in enough water to make 1.00 L of solution. Assume that the density of the solution is 1.00 g/cm3. Calculate the mass percent, molarity, molality, and mole fraction of NaCl
Prepare statement of changes in stockholders equity : Prepare an income statement, a statement of changes in stockholders' equity, a balance sheet, and a statement of cash flows.
A java program that will prompt the user to input a file : Write a Java program that will prompt the user to input a file (document) in order to count the frequency of each word. This program will display the frequency of each word sorted alphabetically or by frequency (depending on the preference of the use..
State solutions of regularly decreasing concentrations : One way to make a set of solutions of regularly decreasing concentrations is to make serial dilutions of the most concentrated one. a. starting with
Maximum amount deduction for contributions : Lyndon, age 24, has a nonworking spouse and earns wages of $36,000. He also received rental income of $5,000 and dividend income of $900 for the year. What is the maximum amount Lyndon can deduct for contributions to his and his wife's individual ..

Reviews

Write a Review

Chemistry Questions & Answers

  At what temperature will a gas be

At what temperature will a gas be at if you allow it to expand from an original 456 mL at 65 celcius to 3.4 L?

  Draw a doagram to show the changes in potential energy

Draw a doagram to show the changes in potential energy that occur from the rotation around the C1-C2 bond of 1-bromopropane.

  To what volume level will the water in the cylinder rise

The density of pure silver is 10.5 g/cm^3 at 20°C. If 4.63 g of pure silver pellets is added to a graduated cylinder containing 12.1 mL of water, to what volume level will the water in the cylinder rise.

  Calculate the vapor pressure of pure ethanol

The vapor pressure of a solution containing 53.6 g glycerin (C3H8O3) in 133.7 g ethanol (C2H5OH) is 113 torr at 400C. Calculate the vapor pressure of pure ethanol at 400C

  What is the value of the solubility-product constant

at 25 degrees C a saturated solution of a metal hydroxide has a pH of 9. What is the value of the solubility-product constant (Ksp) of M(OH)2 at 25 degrees C?

  What is the molecular formula of a compound

What is the molecular formula of a compound with the empirical formula NO¿ and a molar mass of 138.02 grams per mole?

  What volume of 0.45 m hcl solution would be needed

For the reaction 2HCl+Na2CO3 →2NaCl+H2O+CO2 what volume of 0.45 M HCl solution would be needed to produce 2.5 L of CO2 at STP?

  What organic products formed when acetyl chloride reacts

Acetyl chloride reactions, What major organic products would you expect to be formed when acetyl chloride reacts with the following reagents?

  Calculate the cell potential

Consider the cell described below: Al/Al3+ (1.00M)//Pb2+ (1.00M)/Pb Calculate the cell potential after the reaction has operated long enough for the [Al3+] to have changed by .60 mol/L. Assume T=25 C

  What is the empirical formula of the compound

Talc (used in talcum powder) has mass composition 19.2% Mg, 29.6% Si, 42.2% O,and 9.0% H.What is the empirical formula of the compound?

  How many moles of carbon, hydrogen, & oxygen are present

How many moles of carbon, hydrogen, & oxygen are present in a 100g sample of ascorbic acid? Ascorbic acid (vitamin C) contains 40.92% carbon, 4.58% hydrogen, and 54.50% oxygen by mass. Assume a 100 g sample of ascorbic acid.

  What is the volume of liquid

if the density of water at 25.2 degree celcius is 0.997962 g/cm^3, what is the volume of liquid in mL whose mass is 20.762 g?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd