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Question- Refer to the Procedures for answering this question. Suppose that 9.58 mL of the iron(III) chloride solution used in this experiment is added to a beaker containing potassium oxalate hydrate dissolved in water. How many moles of FeCl3 have been added to the beaker?
Write your solution in appropriate format and provide references
The voltage across the leads of a glass pH-reference combination electrode immersed in a solution of pH 8.00 was 133 mV. Calculate the expected voltage if the pH of the solution is raised to 9.00
What is the theoretical yield for this reaction under the given conditions? What is the percent yield for this reaction under the given conditions?
a 1.26-g sample of an enzyme is used to make a 7.30-ml solution. what is the molar mass of the enzyme if the osmotic
How many grams of ice at -9.4 can be completely converted to liquid at 6.2 if the available heat for this process is 5.96×103? For ice, use a specific heat of 2.01 and = 6.01.
the molar volume of a certain solid is 161.0 cm3 at 1 atm and 350.75 k its melting temperature. the molar volume of the
if temperature and pressure remain constant how does the volume of gas sample vary with the number of moles of gas
the reactant concentration in a zero-order reaction was 7.00times10-2 after 180 and 3.00times10-2 after 340 . what was
What must be the initial temperature of 22g of steam that is mixed with 90g of water at 68 degree celcius in an adiabatic calorimeter with a heat capacity of zero and that produces
Question- In dilute nitric acid, copper metal reacts according to the equation 3Cu(s)+2NO?3(aq)+8H+(aq)?3Cu2+(aq)+12H2O(l)+2NO(g) which has Eorxn=0.615V. From this information, calculate the value of ?Gorxn in kilojoules per mole.
What is the heat change in J associated with 65 g of gaseous acetic acid at 127 oC changing to solid at -50 oC? c(acetic acid) (g) = 1.11 J/(g.K) c(acetic acid) (liq) = 2.18 J/(g.K) c(acetic acid) (s) = 1.32 J/ (g.K) ?Hfus(acetic acid) = 192 J/g ?..
What is the correct order of the following inert electrolytes in their ability to increase the degree of dissociation of acetic acid?
A 0.577g sample of a purified organic acid was dissolved in water and titrated potentiometrically. A plot of the data revealed a single end point after 23.39mL of 0.0994M NaOH had been introduced. Calculate the molar mass of the acid.
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