How do you prepare 345 ml of 35% v/v ethanol (Mw = 46 g/mol)?
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Amino acids found in an enzyme’s active site are usually
Amino acids found in an enzyme’s active site are usually
How do you prepare 1 L of 30 mM Tris pH 8 (Mw = 121.14), 200…
How do you prepare 1 L of 30 mM Tris pH 8 (Mw = 121.14), 200 mM NaCl (Mw = 58.44) from a 1 M stock of Tris pH 8?
A spectrophotometer measures
A spectrophotometer measures
The image below demonstrates
The image below demonstrates
To alleviate authorship concerns,
To alleviate authorship concerns,
You analyze a DNA sample which gives an A260 of 1.92 and an…
You analyze a DNA sample which gives an A260 of 1.92 and an A280 of 1.36. What is the concentration of this DNA sample, and is it sufficiently pure?
The Mohr pipette has a ________ tip because its purpose is _…
The Mohr pipette has a ________ tip because its purpose is ________ an exact amount for multiple dispenses.
Which of the following reactions is NOT energetically favora…
Which of the following reactions is NOT energetically favorable?
Which of the following would you use for accurately dispensi…
Which of the following would you use for accurately dispensing a sample multiple times from a single aspiration, and is considered “to contain”?