We need to prepare for our thesis work 75 Petri dishes with agar of mannitol (MSA). The recipe for 1L is in the following table:

Biochemistry
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ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
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  1. We need to prepare for our thesis work 75 Petri dishes with agar of

mannitol (MSA). The recipe for 1L is in the following table:

a. Calculate how much is needed of every component to prepare the mL needed for 75 Petri dishes.

b. Calculate how much would be needed to prepare 50 Petri dishes.

Composition of Mannitol Salt Agar (MSA)
Gms / Litre
Ingredients
5.0 gm
Pancreatic Digest of Casein
5.0 gm
Peptic Digest of Animal Tissue
1.0 gm
Beef Extract
75.0 gm
Sodium Chloride
10.0 gm
D-Mannitol
0.025 gm
Phenol Red
15.0 gm
Agar
Transcribed Image Text:Composition of Mannitol Salt Agar (MSA) Gms / Litre Ingredients 5.0 gm Pancreatic Digest of Casein 5.0 gm Peptic Digest of Animal Tissue 1.0 gm Beef Extract 75.0 gm Sodium Chloride 10.0 gm D-Mannitol 0.025 gm Phenol Red 15.0 gm Agar
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