Question

2. Classify the following as soluble & insoluble substances- (5) (Pebble, oxygen gas, Detergent , Jelly, Gold ring, Vinegar, Flour, Coffee ,Talcum powder, Milk) 9 Soluble substances Insoluble substances​

Answer 1

Answer:

So the answer is:

Pebble- Insoluble

Oxygen gas- Soluble

Detergent- Soluble

Jelly- Insoluble

Gold ring- Insoluble

Vinegar- Soluble

Flour- Inoluble

Coffee- Soluble

Talcum powder- Insoluble

Milk- Soluble

Explanation:

Answer 2

• The first extensive excavations at Harappa were started by Rai Bahadur Daya Ram Sahni in 1920. His work and contemporaneous excavations at Mohenjo-daro first brought to the world's attention the existence of the forgotten Indus Valley civilization as the earliest urban culture in the Indian subcontinent.