Напишите, к какому типу относятся предложения (имеются в виду условные придаточные предложения): 1) if these solids were removed by filter-ing, the filtrate would have a pale blue tint. 2) if a tin or iron vessel were cooled by liquid air, it would be become so brittle that it could be crushed with the fingers. 3) if the liquid air were in a tea kettle standing on a block of ice, the liquid air would boil vigorously.
