Question

4. How will you relate relative density and density?
5. Why do hydrogen filled balloons rise up in air?
(answer in short)​

Answer 1

Answer:

the amount of water produced on combustion of 360 gm of glucose (C6H12O6).

Explanation:

Answer 2

Ans-4

What is the relationship between density and relative density ... the relation between relative density and density is that relative density of a substance is its density itself without its unit. Density is mass per unit volume of a body. its unit is kg/m*3. relative density is the ratio of density of a body to the density of water.

Ans-5

☑️Hydrogen filled balloons rises up in the air because among all the gasses hydrogen is the most lightweight gas. So, due to lightweight it uplift in the air.

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