10 Litre solution of urea contains 240 g urea . This active mass of urea will be (a) 0.04 (b) 0.02 (c) 0.4 (d) 0.2 10 Litre solution of urea contains 240 g urea . This active mass of urea will be (a) 0.04 (b) 0.02 (c) 0.4 (d) 0.2 December 12, 2020 Category: Uncategorised [...]