Concept explainers
Interpretation:
The pH of the solution, obtained by dissolving the product, of the given reaction, in water, at a temperature of
Concept introduction:
Equilibrium constant isdefined as the ratio of concentration of products to the concentration of reactants and is expressed as follows:
Molarity is defined as the number of moles of solute dissolved in one litre of solution and is expressed as follows:
Answer to Problem 101AP
Solution: pH is
Explanation of Solution
Given information: The white phosphorous burnt is
The volume of solution is
If the white phosphorus burns in excess of oxygen, the reaction is as follows:
The product formed
The moles formed by
Substitute the values in the above equation:
Thus, the moles of
Molarity of the phosphoric acid solution is calculated as follows:
Substitute
The equilibrium expression for a phosphoric acid solution is as follows:
The value of
The
Substitute
Rearrange the above equation:
This is a quadratic equation, by solving:
The pH of the solution is to be calculated as follows:
Here, the concentration of hydronium ions
The pH of the solution at
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Chapter 24 Solutions
Chemistry
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- The following is a table of some of the oxoacids of the halogens. Which acid in the table is the strongest? Which is the weakest? Explain how you arrived at your answers Chlorine Bromine Iodine HOCl HOBr HOI HOClO HOBrO HOIO HOClO2 HOBrO2 HOIO2arrow_forwardWhat are the major species in solution after NaHSO4 is dissolved in water? What happens to the pH of the solution as more NaHSO4 is added? Why? Would the results vary if baking soda (NaHCO3) were used instead?arrow_forward
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