One of the methods of purification of leach liquor is ion exchange, which involves

Question: One of the methods of purification of leach liquor is ion exchange, which involves
[A].

exchange between two liquid phases.

[B].

exchange between a gaseous phase and a liquid phase.

[C].

exchange between a liquid phase and an organic resin phase.

[D].

exchange between a solid phase and a gas phase.

Answer: Option C

Explanation:

No answer description available for this question.

After walking 6 km, I turned to the right and then walked 2 km. After then I turned to the left and walked 10 km. In the end, I was moving towards the North. From which direction did I start my journey?

Question: After walking 6 km, I turned to the right and then walked 2 km. After then I turned to the left and walked 10 km. In the end, I was moving towards the North. From which direction did I start my journey?
[A].

North

[B].

South

[C].

East

[D].

West

Answer: Option B

Explanation:

The journey was started from the South.