the plate has 259 colonies, with a total dilution of 10^-6. what was the origina
ID: 892078 • Letter: T
Question
the plate has 259 colonies, with a total dilution of 10^-6. what was the original concentration in the sample?While I know that the answer is 2.59x10^8 CFU/ml, could someone explain to me why? the plate has 259 colonies, with a total dilution of 10^-6. what was the original concentration in the sample?
While I know that the answer is 2.59x10^8 CFU/ml, could someone explain to me why? the plate has 259 colonies, with a total dilution of 10^-6. what was the original concentration in the sample?
While I know that the answer is 2.59x10^8 CFU/ml, could someone explain to me why?
Explanation / Answer
for 259 colonies the total dilution is 10^-6
for one dilution is the original concentration ---------?
(1/10^-6)*259=258*10^6=2.56*10^8
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