Explain what is the ph of a solution that mixes

Assignment Help Chemistry
Reference no: EM13164207

a) What is the pH of a solution that mixes 30mL of 0.01M CH3COOH with 30mL 0.0075M NaCH3CO2? (Assume the volumes are additive) b) What is the pH of a solution that mixes 20mL of 0.1M NH3 with 35mL of 0.1M NH4Cl? (Assume the volumes are additive); k_b = 1.8*10^-5

Reference no: EM13164207

Questions Cloud

Statistics or metrics-supply chain : What can statistics or metrics tell you about what’s going on in your supply chain? Make answer as brief as possible.
State drugs designed to reduce cholesterol target the liver : why is significant serum (in the blood stream) chlorestrol reduction so difficult, and why do most of the drugs designed to reduce
State what is the frequency of a photon emitted : What is the frequency of a photon emitted from a hydrogen atom when an electron makes a transition
Human development happened first : Which of the following stages of human development happened first?
Explain what is the ph of a solution that mixes : What is the pH of a solution that mixes 30mL of 0.01M CH3COOH with 30mL 0.0075M NaCH3CO2? (Assume the volumes are additive
How many moles of oxygen gas are produced : Small samples of oxygen gas needed in the laboratory can be generated by any number of simple chemical reactions, such as 2KClO3(s) 2 KCl(s) + 3 O2(g) According to this balanced chemical equation, how many moles of oxygen gas are produced from the..
Identify the type of lease involved for the lessee : Identify the type of lease involved for the lessee and the lessor, and give reasons for your classifications and prepare all the journal entries for both the lessee and the lessor for 2007 and 2008.
What is the molarity of hno3 : a 25 ml of sample of HNO3 is neutralized by 32.1 ml of 0.150 M KOH(aq). What is the molarity of HNO3?
Florence and venice were at the center of the renaissance : Florence and Venice were at the center of the Renaissance. Discuss one of these two cities and the elements found there that represent the Renaissance. Discuss examples of leaders, influences, artists, art, and architecture.

Reviews

Write a Review

Chemistry Questions & Answers

  What is the overall charge of the complex ion

Four Cl- ions can act as ligands to form a complex ion with Cu2+. What is the overall charge of the complex ion?

  How many liters of o2 gas, measured

Oxygen gas reacts with powdered aluminum according to the following reaction: 4Al(s) + 3O2 (g) = 2Al2O3(s). How many liters of O2 gas, measured at 779 mm Hg and 30 C, are required to completely react with 2.5 mol of Al?

  What is the mass (in kg) of the piece of galena

A piece of galena has a volume of 3.9 cm3. If the density of galena is 7.5 g/cm3, what is the mass (in kg) of that piece of galena?

  State what is the heat capacity of the copper in j/k

assuming no heat loss, and that the specific heat (capacity) of water is 4.184 J/g*K, what is the heat capacity of the copper in J/K?

  Calculate the percent dissociation of the acid

A .10M solution of the weak acid HCN has an equilibrium constant of 4.9 X 10^-10. Calculate the percent dissociation of the acid

  How much energy is needed

If the molar enthalpy of water is 6.009 kJ/mol, how much energy is needed for 4.5 moles of ice to melt at STP?

  Solutions of sucrose are used in high speed centrifuges

In biochemistry laboratories, solutions of sucrose (table sugar, C12H22O11) are used in high speed centrifuges to separate the parts of a biological cell.

  How many ml of thiesolution are required to titrate a sample

A solution was made by taking 1.250g of KMnO4 and dissolving it in enough water to make 1.000 liter of solution. This solution was used to titrate H2C2O4·2H2O, a very pure substance. In acidic media, the reaction is.

  Compute the amount of the excess reagent

For the given reaction, 2 HCl (aq) + Ba(OH)2 (aq) BaCl2 (aq) + 2 H2O (l) 73.0 grams of HCl are allowed to react with 342 grams of BaCl2.

  What is the pressure

The pressure in a sealed plastic container is 108 kPa at 41C. What is the pressure when the temperature drops to 22C? Assume that the volume has not changed.

  What would be the temperature

Suppose that you developed your own new temperature scale, denoted oN. You chose 30.0oN as the temperature of freezing water and 280oN as the temperature of boiling water at 1.0 atm pressure.

  How much heat in kilojoules is evolved

How much heat in kilojoules is evolved in converting 1.50 mole of steam at 150 deg celsiys to ice at -35.0 deg. celsius? The heat capacity of steam is 1.84 J/g. deg celsius.

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