Calculate the ph of a sodium cyanide solution

Assignment Help Chemistry
Reference no: EM13152491

calculate the pH of a sodium cyanide solution that is 0.37M NaCN. The Ka for hydrocyanic acid HCN is 4.00E-10.

Reference no: EM13152491

Questions Cloud

What price-output combination exist with efficient price : What price-output combination would exist with efficient pricing (MC = P)? Draw a graph with MC, Demand curve and MR curves for the problem above.
What is the molarity of the dye : A student measures k for a certain blue dye to be 24.16 M-1 at 560 nm.What is the molarity of the dye in a solution with an absorbance of 0.118 at 560nm?
What is exactly frequencies : My qualitative variables are people's age and people's job etc... Because young people use the Internet a lot but old people are not use the Internet well.  Also, old people don't know how to use the Internet well. Moreover, young people usually ..
What is the present value of stephany endowment : What is the present value of Stephany’s endowment? What is the future value of her endowment? With blue ink, show the combinations of consumption this year and consumption next year that she can afford in a graph.
Calculate the ph of a sodium cyanide solution : calculate the pH of a sodium cyanide solution that is 0.37M NaCN. The Ka for hydrocyanic acid HCN is 4.00E-10.
What is the new volume of the ballon : if 5.00g helium gas is added to a 1.00-L ballon cantaining 1.00g of helium gas, what is the new volume of the ballon?
Which is expected utility of wealth : Which is the expected utility of wealth. Beatrix has $109 of wealth. She is contemplating a gamble that gives her a 0.25 probability of winning $180 and a 0.75 probability of losing $60.
How much oxygen is required : If 2.55 mol of ethane (C2H6) undergo combustion according to the unbalanced equation C2H6 + O2 -→ CO2 + H2O , how much oxygen is required? Answer in units of mol.
How much heat is required : how much heat is required to raise the temperature of 789 g of acetic acid from 25 degrees celsius to 82.7 degrees celsius? Specific heat = 2.05 J/gdegreeCelsius

Reviews

Write a Review

Chemistry Questions & Answers

  What organic products is formed when methylcyclopentanol

What organic product(s) is formed when 1-methylcyclopentanol is heated in the presence of an acid catalyst?

  How many quarts can be produced

If the density of ethyl alcohol is 0.789 g/ml, how many quarts can be produced by the fermentation of 100.0 lbof sugar?

  How much naoh is needed each day

NaOH + CO2 -> Na2CO3 + H2O. If the average human body discharges 745 g of CO2 per day, how much NaOH is needed each day for each person in the spacecraft.

  Write definition for electrophilic

Definition for electrophilic, transition state and Markovnik , electrophilic, transition state

  Calculate the concentration in ppm of nitrite

A 10mL sample of aquarium water was treated with reagents to form a colour, and after dilution to 100 mL was found to have an absorbance of 0.162. calculate the concentration in ppm of nitrite in the aquarium water.

  Explain the vapor leaving the top of a distillation

the vapor leaving the top of a distillation column goes to a condenser in which either total or partial condensation takes place.

  Calculate the ph of each of the following strong acid

Calculate the pH of each of the following strong acid solutions: 5.00 mL of 1.00 M HCl diluted to 0.500 L d) a mixture formed by adding 50.0 mL of 0.020 M HCL to 150 mL of 0.010 M HI

  Percent yield and percent error

Find the theoretical, percent yield and percent error of the reaction - Calculate the percent error of this reaction.

  How many molecules of cholesterol are present

A typical deposit of cholesterol, C27H46O, in an artery has a mass of 3.90 mg. How many molecules of cholesterol are present in this deposit?

  What is the heat capacity of the calorimeter

At constant volume, the heat of combustion of a particular compound is -3973.0 kJ/mol. When 1.481 g of this compound (molar mass = 172.71 g/mol)

  How many grams of water are present in the sample

The freezing point of t-butanol is 25.50C and Kf is 9.1C kg/mol. Usually t-butanol absorbs water on exposure to air. If the freezing point of a 10.0g sample of t-butanol is 24.59C. How many grams of water are present in the sample?

  How many ml of 0.525m calcium chloride are needed

How many mL of 0.525M calcium chloride are needed to obtain 5.00x10 22 chloride ions.

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