Question

volume of o2 liberater on dicomposition of 400 ml of 4 mole h2o2​

Answer 1

Answer:

now after observing the balance reaction , 2 mole of H2O2 decompose and produces 1 mole of O2 . so means when H2O2 decomposes its 1/2 mole of oxygen will produce . so oxygen will produce = 4.20/2 = 2.10 mole ...