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Subject :NSO    Class : Class 5

P changes into Q state without involving an intermediate R stage. This process is called S. If P is naphthalene ball, then what can be Q, R and S respectively?

ALiquid, solid, evaporation
BGaseous, liquid, melting
CSolid, liquid, condensation
DGaseous, liquid, sublimation

Ans 1:

Class : Class 7
It will be d

Ans 2:

Class : Class 7

Ans 3:

Class : Class 5
D is the answer

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