Calculate the ph of a solution

Assignment Help Chemistry
Reference no: EM13157076

calculate the pH of 50 ml of .15 M HCHO2 with 75 mL of .13 M NaCHO2

Reference no: EM13157076

Questions Cloud

Explain why statisticians use standard deviation : Calculate the standard deviation for this data. Explain why statisticians typically use the standard deviation rather than the average deviation.
What is a possible problem with this method : A study of mRNA isolated from human brains, post mortem, has been used to analyze genes that may give rise to inherited mental conditions. What is a possible problem with this method. Explain.
Examples of chemical exposures-classes : List and discuss at least four examples of chemical exposures/classes and the associated skin layers affected; and, in addition, describe at least four populations at risk and their associated biological agents and conditions
Explain what numerical value will be used for the moles : Assume 1.00 mL = 1.00 g What numerical value will be used for the moles on the right hand side of the equation above?
Calculate the ph of a solution : calculate the pH of 50 ml of .15 M HCHO2 with 75 mL of .13 M NaCHO2
Show the cross between two individuals : Tongue rolling is dominant to non-rolling and PTC tasting is dominant to non-tasting. Show the cross between two individuals who are heterozygous for both traits. Give the phenotypic ratio of offspring.
What will the new volume be : if 646 mL of gas at 280 K Is heated to 297 K, what will the new volume be? using charles's law
How would you present the statistical information : Assume you are compiling your research report. How would you present the statistical information within this case to the IndustryWeek decision maker, the manager who must decide whether or not to continue to publish reader service cards?
Interest group and special interest group : What is the difference between an interest group and a special interest group?

Reviews

Write a Review

Chemistry Questions & Answers

  How many grams of o2 are required

Octane has a density of 0.692g/mL at 20 C. How many grams of O2 are required to burn 1.00 gal of C8H18?

  Calculate the molarity of the solution

The mole fraction of potassium nitrate in an aqueous solution is .0194. The density of the the solution is 1.0627 g/mL. Calculate the molarity of the solution.

  What conclusions can you draw from given data

The dipole moment and the normal boiling point of acetaldehyde (CH3CHO) are 2.7 D and 293 K, respectively. The dipole moment and the normal boiling point of n-octane (C8H18) are 0 D and 298 K.

  What is the percent of atoms remaining

if the half life of a certain radioactive element is 1,250 years what is the percent of atoms remaining after 7,500 years is ?

  How much energy would be absorbed

How much energy would be absorbed or re- leased by the H2O in the process 30 grams H2O(g) at 100?C → 30 grams H2O(l) at 20?C.

  Calculate the ph of the final solution

A buffered solution is made by adding 50.9 g NH4Cl to 1.00 L of a 0.75 M solution of NH3. Calculate the pH of the final solution. (Assume no volume change.)

  Compute kc at temperature.

An equilibrium mixture in a 2.00 L vessel is found to contain 0.0406 mol CH3OH, 0.170 mol CO, and 0.302 mol H2 at 500 K. Calculate Kc at this temperature.

  Compute fusion for substance

Compute ΔHo fusion and ΔSo fusion for this substance If the pressure is increased to 120 bar, the melting temperature increases to 375.88 K..

  Calculate the number of kilograms of helium required

Calculate the number of kilograms of helium required to inflate a balloon with a volume of 100.000 L at a pression of 250 mmHg and atmospheric temperature of -35 ° C.

  Calculate the q,w,dh and du

a certain liquid has dH(vap)=26.0kJ/mol. calculate the q,w,dH and dU when 0.50 mol is vaporized at 250K and 750torr

  Calculate the moles of argon present

A 357 mL container holds 0.146 g of Ne and an unknown amount of Ar at 35°C and a total pressure of 625 mmHg. Calculate the moles of Ar present.

  Calculate the dm3 of carbon dioxide gas

If 20.0 dm3 of methane, CH4, react with 200.0 dm3 of air at STP, calculate the dm3 of carbon dioxide gas produced.

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