What was the ph of the original hno3 solution

Assignment Help Chemistry
Reference no: EM13161921

170mL of an HCl solution with pH of 2.80 is added to 200mL of an HNO3 solution. The resulting pH is 1.40. What was the pH of the original HNO3 solution

Reference no: EM13161921

Questions Cloud

State the protein elutes with the void volume : You are developing a purification protocol for a new, uncharacterized protein. When you apply the resin to a gel filtration column, the protein elutes with the void volume. What is the problem?
What are the equilibrium concentrations of no, n2, and o2 : At 2000°C the equilibrium constant for the reaction is Kc = 2.4 x 10^3. , 2 NO(g)-> N2(g) + O2(g) If the initial concentration of NO is 0.100 M, what are the equilibrium concentrations of NO, N2, and O2?
Calculate the number of moles of nitrogen gas produced : A 750-mL sample of nitrogen was collected by displacement of water from a container at 30°C and an atmospheric pressure of 742 Torr. If the vapor pressure of water at 30°C is 31.8 Torr, calculate the number of moles of nitrogen gas produced.
Middle part of the male urethra : The middle part of the male urethra that extends from the prostate to the  penis is called the:
What was the ph of the original hno3 solution : 170mL of an HCl solution with pH of 2.80 is added to 200mL of an HNO3 solution. The resulting pH is 1.40. What was the pH of the original HNO3 solution
What is the specific heat for the metal : It takes 45.0 to raise the temperature of an 8.00 piece of unknown metal from 13.0 to 24.5. What is the specific heat for the metal.
How many moles of fertilizer will be produced : ammonium hydrogen phosphate is made from reacting phosphoric acid with ammonia. if 10.00g of ammonia react, how many moles of fertilizer will be produced?
Explain the reaction of benzanilide with cl2in acetic : The reaction of benzanilide with Cl2in acetic acid yields a mixture of 2 monochloro derivatives formed by electrophilic aromatic substitution.
What is the partial pressure of oxygen : A gaseous mixture of rm O_2 and rm N_2 contains 36.8 % nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 485 mmHg?

Reviews

Write a Review

Chemistry Questions & Answers

  What mass of o2 is required

What mass of O2 is required for the complete combustion of 68.9 g of pentane, C5H12, to CO2 and H2O?

  Explain hydrogen phosphate buffer

Hydrogen phosphate buffer, Buffer solutions have the unique ability to resist changes in PH when an acid or base is added to them. One important buffer system that helps to maintain blood pH at a constant value of 7.4 is the hydrogen phosphate buf..

  Calculate the bond length of carbon monoxide

The J=0 to J=1 transition for carbon monoxide (12C16O) occurs at 1.153 X 10^5 MHz. Calculate the bond length of carbon monoxide.

  Calculate the half-life (in years) of sr-90

By mass spectral analysis, a sample of strontium is known to contain 2.64x1010 atoms of Sr-90 as the only radioactive element. The absolute disintegration rate of this sample is measured as 1238 disintegrations per minute. Calculate the half-life ..

  Calculate [h+], [oh -], and the ph for this solution

A solution is prepared by mixing 63.0 mL of 5.00 M HCl and 20.0 mL of 8.00 M HNO3. Water is then added until the final volume is 1.00 L. Calculate [H+], [OH -], and the pH for this solution.

  What is the pressure of the helium inside this balloon

a student pumped some helium gas into a balloon. when this balloon was connected to an open ended U-tube containing some oil (density=9.18 g cm-3 the oil was displaced 112 mm towards the atmosphere. what is the pressure of the helium inside this b..

  What is the mass of methyl alcohol in the sample

An organic liquid is a mixture of methyl alcohol and ethyl alcohol. A 0.220g sample of the liquid is burned in an excess of O2(g) and yields 0.342 g CO2(g). What is the mass of methyl alcohol in the sample?

  How much potassium chlorate is needed

The decomposition of potassium chlorate (KClO3 ) is used as a source of oxygen in the laboratory. How much potassium chlorate is  needed to produce 24.1 mol of oxygen?

  Determine what percent by weight of sodium carbonate

Determine what percent by weight of sodium carbonate does it contain If the specific gravity of the sodium carbonate  solution = 1.25,?

  Determine k for given reaction

determine K for this reaction When a sample of 5.63 grams of pure C 5 H 6 O 3 (g) was sealed into an otherwise empty flask of 2.50 L and heated to 200.

  Calculate the minimum concentration of silver ion

A solution contains 1.0 x 10-5 M Na3PO4. Calculate the minimum concentration of Ag+ that would cause precipitation of solid Ag3PO4.

  What mass of carbon reacts completely

What mass of carbon reacts completely with 17.8 grams of SiO2 according to the following equation? SiO2 (s) + 2C (s) → SiC (s) + 2CO (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