Explain what is the concentration of the resulting solution

Assignment Help Chemistry
Reference no: EM13180762

If one pipet volume of each of the following pipets (2, 5, 10 mL) of a 2.56x10-1 M sample are added to a 25 mL volumetric flask and it is filled to the line with water and well mixed, what is the concentration of the resulting solution?

Select one:
a. 0.174 M
b. 0.10 M
c. 0.17 M
d. 0.104 M
e. 0.376 M

Reference no: EM13180762

Questions Cloud

What is the effective interest rate : Barry, a Texas Crude Company engineer who did not take Engineering Economy while studying at Tech, recommended that Texas Crude purchase a special tool to reduce the cost of pumping oil out of the bayous of St. Martin Parish. As a result of Barry'..
Explain what would be the concentrations of acetic acid : What would you expect to happen if you combined 10.0mL of 10^-2 M acetic acid and 5.0mL of 10^-2 M sodium hydroxide? What would be the concentrations of acetic acid and sodium acetate in this solution
Compute the equilibrium constant from an absorbance value : calculate the equilibrium constant from an absorbance value but my professor never told us how to calculate this.
How does quantity of homes supplied change in the long run : The market for corn is currently in market equilibrium. Graph this situation. On your graph show what happens to the quantity of corn and the price in the market as the use of ethanol fuels becomes more widespread at the same time that a drought d..
Explain what is the concentration of the resulting solution : If one pipet volume of each of the following pipets (2, 5, 10 mL) of a 2.56x10-1 M sample are added to a 25 mL volumetric flask and it is filled to the line with water and well mixed, what is the concentration of the resulting solution?
Compute the freezing point of an aqueous solution : Calculate the freezing point of an aqueous solution formed by dissolving 4.22 g of KCl in 25.00 mL of water. Kf for water is -1.86 degrees C/m. Assume the density of water
Limits for countrys ability to catch up with richer nation : Select a nation that has a low per capita income and discuss how the catch-up effect would work for that country. Consider the determinants of productivity and explain some of the things that would tend to prohibit or limit that country's ability ..
Compute the molar mass of an unknown molecular compound : Calculate the molar mass of an unknown molecular compound mixed with solid camphor, C10H6O, heated and then cooled giving the following data. Show all steps in calculation.
Explain never change how a protein is allosteric regulated : A change in the primary sequence of a protein will never change how a protein is allosteric regulated. a.) True b.) False Which of the following is NOT a mechanism of enzyme regulation? a.) Feedback inhibition by a product. b.) Addition or removal..

Reviews

Write a Review

Chemistry Questions & Answers

  How many grams of glucose are in the final solution

The flask was then shaken until the solution was uniform. A 60.0ml- sample of this glucose solution was diluted to 0.500 L . How many grams of glucose are in 100.ml of the final solution?

  What is the mass in kilograms

what is the mass, in kilograms, of Avogadro's number of olympic shot put balls if each one has a mass of 16lb? How does this compare with the mass of Earth, 5.98x10^25 kg.

  Conclude how high can you climb on a liter of whole milk

The energy content of 1-liter of whole milk is 680 Cal. Using that data, determine how high can you climb (in meters) on a liter of whole milk.

  Calculate the mass of nitrogen dissolved

Calculate the mass of nitrogen dissolved at room temperature in an 94.0 home aquarium. Assume a total pressure of 1.0 and a mole fraction for nitrogen of 0.78.

  What is the temperature of the water when equilibrium

What is the final temperature of the water when equilibrium is reached? (Assume a density of 0.998 (g/mL) for water.)

  At what temperature will gas occupy 3.60 l

a gas sample occupies 4.20 l under a pressure of 800 torr at 350K.At what temperature will it occupy 3.60 L at the same pressure?

  How many grams of formic acid, hcooh must be added

How many grams of formic acid, HCOOH, must be added to 0.300 L of 0.190 M sodium formate, HCOONa, to yield a buffer solution with a pH of 4.00? Assume no volume change. Ka of HCOOH = 5.0 10-4.

  Determine what is the observed rate for the reaction

Determine what is the observed rate for the given reaction - empirically determined rate

  How much heat would be released by its complete combustion

If a bottle of nail polish remover contains 177 ml of acetone, how much heat would be released by its complete combustion? The density of acetone is .788 g/ml

  What is the identity of the hydrocarbon

A 44.2 L sample of a gaseous hydrocarbon, measured at 1.00 atm pressure and 25 C is burned in excess oxygen, liberating 2.55x10^3 kj of heat at constant pressure.

  Explain how much ppp do you need to make the solution

How much PPP do you need to make 500ml of the solution if you only have 25g and you know that the MW of PPP is 478 g/mole.

  How many grams of carbon monoxide are present in a room

The concentration of carbon monoxide in an apartment is 62 micrograms/m^3. How many grams of carbon monoxide are present in a room measuring 10 x 12 x 7.5 feet? Use correct number of sig figs.

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