b. You will be preparing 300 ml of media. You need to dilute this 25% stock of NaCl, the 10% stock of KHPO, the 1.5M MgSO, and the 10 mg/ml vitamin B1 to prepare your media. You will need 1.5% NaCl and 2% K,HPO. Calculate how much stocks you need to add. Fill in the table below. 25% NaCl 10% KHPO, 1.5 M MgSO, Stock 10 mg/ml vitamin B, water Final Concentration needed 1.5% 2% 0.5M 0.1 mg/ml To 300 ml ml added