Poblem- there is a solution that is 38 x 10-2 m in hcn ka , Ask an Expert

Academics

Problem- There is a solution that is 3.8 x 10^-2 M in HCN (Ka = 4.9 x 10^-10) and 1 x 10^-2 M NaCN [H3O+][CN?],[HCN],[OH?],[Na+] =

1.86Ã-10?9,1.00Ã-10?2,3.80Ã-10?2,5.37Ã-10?6,1.00Ã-10?2

1) Calculate the pH of the solution

2) Calculate the dissociation of HCN in a solution.

Explain the each and every step in detail for help

View complete question

Chemistry, Academics

Category:- Chemistry
Reference No.:- M91229560

Have any Question?Write your Review or question?

Related Questions in Chemistry

Describe how to assign anbspoxidation number from

Describe how to assign a Oxidation number from the text: The oxidation number of an atom in an elemental substance is zero. The oxidation number of a monatomic ion is equal to the ion's charge. Oxidation numbers for comm ...

Hydrogen peroxide was catalytically decomoposed and 753 ml

Hydrogen peroxide was catalytically decomoposed and 75.3 mL ofoxygen gas was collected over water at 25 degrees celsius and 742torr. What mass of oxygen was collected? (Pwater =24 torr at 25 degrees celsius)

A student takes 50ml of a stock fescn2 solution and dilutes

A student takes 5.0mL of a stock FeSCN2+ solution and dilutes it with deionized water to a volume of 50mL. He then puts the solution in a Spectronic 20 instrument and determines the the % transmittance of the new solutio ...

Diagonal relationship and anomalous behaviour of the each

Diagonal relationship and anomalous behaviour of the each element of the periodic table

If 0050 mol hydrochloric acid hcl is mixed with 0050 mol of

If 0.050 mol hydrochloric acid (HCl) is mixed with 0.050 mol of sodium hydroxide (NaOH) in a "coffee cup" calorimeter, calculate the temperature change of 34.6 g of the resulting solution if the specific heat of the solu ...

When the concentration of a in areaction was changed from

When the concentration of A in areaction was changed from 1.20 M to 0.600M, the half -lifeincreased from 3-00min to 6.0 min at 250C. Calculate theorder of reaction and the rate constant.

A student weighed out 174 grams of sodium hydroxide pellets

A student weighed out 1.74 grams of sodium hydroxide pellets andadded them to 48.0 grams of water in a calorimeter. Extrapolatingback to the time of mixing yielded a temperature change at the timeof mixing equal to 9.20 ...

Predict whether a precipitation reaction will occur in the

Predict whether a precipitation reaction will occur in the following situations. If a precipitation reaction occurs, enter the balanced chemical equation for the reaction. NiCl2(aq)+(NH4)2S(aq)→ AgNO3(aq)+CaBr2(aq)→

For the reaction 2ch4gc2h2g3h2g knbsp 0170 at 1725nbspc

For the reaction 2CH4(g)?C2H2(g)+3H2(g) K = 0.170 at 1725 °C. What is K p for the reaction at this temperature? Express your answer numerically. For the reaction N2(g)+3H2(g)?2NH3(g) K p= 3.95×10 -3 at 325 °C . What i ...

A 41 kg person walking 56 kmhr requires 758 kj of energy

A 41 kg person walking 5.6 km/hr requires 758 kJ of energy per hour. How much further does he have to walk to consume the addition energy contained i 320 g of ground beef relative to 320 g of broiled chicken? The energy ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Chemistry Expert