17. A distillation column with a total condenser and partial reboiler separates a binary mixture. Lowering the reflux ratio decreases the tray efficiency. The number of trays needed to achieve the...

Extracted text: 17. A distillation column with a total condenser and partial reboiler separates a binary mixture. Lowering the reflux ratio decreases the tray efficiency. The number of trays needed to achieve the same separation as before а. increases с. remains the same b. decreases d. depends on the reflux ratio