Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Question- Find the ph and concentrations of CO3^2-, HCO3^-, H2CO3 at the first equivalence point when 50ml of 0.150M carbonic acid is titrated with 0.120M NaOH. (pk1=6.351, pk2=10.329)
Write solution with complete explanation of required steps
Determine the amount of heat given off when 1.26 x 104 g of NO2 are produced express your answer (in kJ)?
Explain why does the absorbance of an Mg atom first increase then decrease with the increasing distance from the bottom of a flame
will 500 mg of Na3C6H5O7 (258.1g/mol) or 500 mg of CaCO3 (100.1g/mol) neutralize more moles of hydronium ion? Assume that both the C6H5O7^(3-) and CO3^(2-) ions become fully protonated.
From the values of delta H and delta S, predict which of the following reactions would be spontaneous at 25*C:
Calculate the concentration of the NaOH solution. The reaction between HCl and NaOH is as follows: HCl + NaOH -> NaCL + H20
Approximate the dose from gamma radiation to a prostate gland about 5cm in diameter occurs from the implant of a Tc99m source at the center of the gland that has an initial count rate of 100,000 Bq.
consider the following reaction.h2nbspg 2co g --gt h2o2nbspl 2c s nbsp nbspdeltah33.3 kjcalculate the enthalpy change
The heat capacity of liquid water is 4.18 J/g·°C and the heat of vaporization is 40.7 kJ/mol. How many kilojoules of heat must be provided to convert 1.00 g of liquid water at 67°C into 1.00 g of steam at 100°C
If you add a solvent called "dioxane" to water, a homogenous mixture forms. Dioxane and water have the same boiling point (100oC). How do you explain that the mixture of the two compounds shows a boiling point that is lower than the one found for ..
If an automobile is able to travel 242 mi on 12.0 gal of gasoline, what is the gas mileage in km/L
A student wants to prepare a dilute solution of iron (III) solution, . The student is provided with a stock solution of 0.800 +/- 0.001 M and a 100.00 +/- 0.008 mL volume trick flask since the experiment trquires about 80 mL of the dilute iron (II..
a 5.00-ml sample of an h3po4 solution of unknown concentration is titrated with a 0.1003 m naoh solution. a volume of
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!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd