Question

4- The common ion effect is useful in :

1-Volumetric analysis
2-Potentiometric analysis
3-Conductiometric analysis
4-Gravimetric analysis

5. Which statement is incorrect for the pH of solution:

1-pH of neutral solution is equal to 7.
2-The pH of both acidic and basic solution is less than 7
3--The pH = -Log [H+]
4-The pH of basic solution is greater than 7

6. The law of mass action states that :

1- The rate of chemical reaction rate of chemical reaction is proportional to the temperature of reactants.

2-The rate of chemical reaction rate of chemical reaction is proportional to the temperature of Products.

3- The rate of
reversible chemical reaction is proportional to the molar concentration of the reacting substances.

4- All the above.​

Answer 1

Answer:

all above this.

Explanation:

Because it is very usefull na.

Answer 2

4. 1

5. 2

6.4

i hope this ans will be right

thank u