Why do dry apricot placed in salt solution do not swell while they do so when kept in water?

Why do dry apricots placed in salt solution do not swell While they do so when kept in water?

Why do seeds float on water?

Why do plant cells not burst when placed in water?

Explain why particles of a colloidal solution do not settle down when left undisturbed, while in the case of a suspension they do?

Explain why particles of a colloidal solution do not settle down when left undisturbed, while in the case of a suspension they do?

Why do few bodies float while other bodies sink in water ?