Strong acids.
Answer:-
Acids which dissociate almost completely in aqueous solutions thus producing a large number of H+ ions are called strong acids.e.g HCl,H2SO4 and HNO3 etc.
angle of contact.
It is defined as the angle between the tangent to the liquid surface at the point of contact and solid surface inside the liquid is called as angle of contact The value of angle of contact depends upon (i) Nature of solid and liquid in contact (ii) Cleanliness of the surface in contact (iii) Medium above the free surface of liquid
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