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A polymeric substance used to make parachute is

_________is the process in which acids and bases react to form salts and water.

Which metal is extracted from seawater?

Which of the following is a physical change?

Which one amongst the following is  not a Green House gas?

The acid used in lead storage cells is-

The element used in the manufacture of safety matches is —

The pH of a neutral solution is — 

Milk tastes sour when kept in the open for sometimes due to the formation of-

The most reactive among the halogens is-