Homework SourseI dissolved 5g SDS in 50ml of water to make a 10 stock solut
I dissolved 5g SDS in 50ml of water to make a 10% stock solution. How do I dilute from that to make a 0.5% SDS solution?
I dissolved 5g SDS in 50ml of water to make a 10% stock solution. How do I dilute from that to make a 0.5% SDS solution?
Solution
D1 * V1= D2 *V2
D=DILUTION PERCENTAGE
SINCE V2 IS UNKNOWN
10 *50 = .5 * V2
V2= 10*50/0.5 = 1000
SO WE WILL HAVE TO ADD ....1000- 50 (WATER ALREADY IN SOLUTION) = 950 ml OF WATER TO STOCK SOLUTION
