1.

AM-CLAS...21- Boojho took an empty 1 pointplastic bottle, turned it upsidedown and dipped its openmouth into a bucket filled withwater. He then tilted the bottleslightly and made the followingobservations (i) Bubbles of aircame out from the bottle (ii)Some water entered the bottle(iii) Nitrogen gas came out inthe form of bubbles andOxygen got dissolved in water(iv) No bubbles formed, onlywater entered the bottle. Whichobservation is / are correct? *(i) and (ii)O(iv)O (iii) and (iv)O (i) only​

Answer»

Answer:

AM-CLAS...

21- Boojho took an empty 1 point

plastic bottle, turned it upside

down and dipped its open

mouth into a bucket filled with

water. He then tilted the bottle

slightly and made the following

observations (i) Bubbles of air

came out from the bottle (II)

Some water entered the bottle

(iii) Nitrogen GAS came out in

the form of bubbles and

Oxygen got DISSOLVED in water

(iv) No bubbles formed, only

water entered the bottle. Which

observation is / are correct? *

(i) and (ii)

O

(iv)

O (iii) and (iv)

O (i) only



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