1) Which of the following salts is more soluble in water at 25°C?
BaF2 Ksp = 2.4 x 10
BaCO3 Ksp = 1.6 x 10-9

Olá. porque a reação na temperatura é muito rapida a do copo : )

The question is incomplete. complete question is attached belowanswer: correct answer is option b  i.e.  solid particles  reason: filter paper has small pores, through which smaller particles can pass through. however, solid particles  have relatively larger size. hence, they are least likely to pass through.

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