Concentration of sulphate ion

In summary, the concentration of Al3+ ion in aqueous solution of Al2(SO4)3 is 0.28M, and this solution contains an equal number of moles of Al3+ and SO42- ions. Therefore, the concentration of SO42- ion in this solution is also 0.28M.
  • #1
xiphoid
57
0

Homework Statement


The concentration of Al3+ ion in aqueous solution of Al2(SO4)3 is 0.28M, Then the concentration of SO42- ion in this solution will be?


Homework Equations


Al2(SO4)3 → 2Al3+ + 3SO42-


The Attempt at a Solution


What should i compare to start of with?
 
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  • #2
How many moles of sulphate ions are present in 1 mole Aluminium Sulphate?
 
  • #3
3 moles, is this the answer?
AGNuke said:
How many moles of sulphate ions are present in 1 mole Aluminium Sulphate?
 
  • #4
xiphoid said:
3 moles, is this the answer?

How many moles of Aluminium Sulphate do you currently have?
 
  • #5
1 mole
Pranav-Arora said:
How many moles of Aluminium Sulphate do you currently have?
 
  • #6
Take a look at the formula - how many moles of Al3+ and how many moles of SO42- in 1 mole of Al2(SO4)2? What is their ratio? Can you use this ratio to solve the problem?
 

1. What is the significance of measuring the concentration of sulphate ion?

Measuring the concentration of sulphate ion is important in various industries, such as agriculture, environmental monitoring, and water treatment. It can also provide insight into the levels of other chemicals and pollutants in a sample.

2. How is the concentration of sulphate ion measured?

The concentration of sulphate ion can be measured using various methods, such as ion chromatography, spectrophotometry, and titration. Each method involves different techniques and equipment, but they all aim to accurately determine the amount of sulphate ion present in a sample.

3. What factors can affect the concentration of sulphate ion in a sample?

The concentration of sulphate ion in a sample can be influenced by various factors, including the pH of the solution, temperature, and the presence of other ions. It is important to control these factors when measuring the concentration of sulphate ion to ensure accurate results.

4. What is the typical concentration range of sulphate ion in natural water sources?

The concentration of sulphate ion in natural water sources can vary greatly, but typically ranges from 5-50 mg/L. This can also vary depending on the location and source of the water, as well as human activities and pollution levels.

5. How does the concentration of sulphate ion impact the environment?

High concentrations of sulphate ion can have detrimental effects on the environment, including causing acidification of water bodies, which can harm aquatic life. It can also contribute to the formation of sulfuric acid in the atmosphere, leading to acid rain. Therefore, monitoring and controlling the concentration of sulphate ion is crucial for maintaining a healthy environment.

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