1. You need to prepare a single, 0.75 L buffercontaining the specified concentrations ofeach of the following ingredients:a. 120 mM NaCI (58 g/mol)b. 4 mM KCI (74 g/mol)c. 1.2 mM M9SO4 (120 g/mol)d. 10% BSA (66,430 g/mol)Please provide your answers on separatelines, preceded by the corresponding letter,and a final statement about how you wouldphysically make this buffer in the lab.2. You have an 800 ml solution containing 72g of an unspecified compound. Determinethe molarity given the following molecularweights:а. 45b. 360c. 90

2. Molarity It is defined as the number of moles to the volume of solution in litres. To calculate…

Answered: 2. You have an 800 ml solution…

2. You have an 800 ml solution containing 72 g of an unspecified compound. Determine the molarity given the following molecular weights: а. 45 b. 360 с 90

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

1. You need to prepare a single, 0.75 L buffer
containing the specified concentrations of
each of the following ingredients:
a. 120 mM NaCI (58 g/mol)
b. 4 mM KCI (74 g/mol)
c. 1.2 mM M9SO4 (120 g/mol)
d. 10% BSA (66,430 g/mol)
Please provide your answers on separate
lines, preceded by the corresponding letter,
and a final statement about how you would
physically make this buffer in the lab.
2. You have an 800 ml solution containing 72
g of an unspecified compound. Determine
the molarity given the following molecular
weights:
а. 45
b. 360
c. 90

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