Surface Chemistry — Hard / Advanced

Practice 100 questions on Surface Chemistry — Hard / Advanced. Includes: A Freundlich isotherm experiment gives the following…; For a negatively charged colloid, the minimum…; An industrial process converts syngas (CO + H₂)…. Free quiz on NoteTube.

by Notetube Official•50 questions•mixed•10 views

Try the first 5 questions

1.
If 0.015 mg of gelatin (gold number = 0.005) is available, how many 10 mL portions of gold sol can be protected from 1 mL of 10% NaCl?
2.
From a log(x/m) vs. log P graph, the following two points are read: (log P = 0, log(x/m) = 0.301) and (log P = 1, log(x/m) = 0.601). The Freundlich constants k and 1/n are:
3.
An enzyme has Km = 2 mM. At what substrate concentration will the reaction proceed at 75% of Vmax?
4.
Colloid X has a gold number of 2.5. Colloid Y has a gold number of 0.05. What is the ratio of protective power of Y to X?
5.
A Freundlich isotherm experiment gives the following data: at P = 1 atm, x/m = 2 g/g; at P = 4 atm, x/m = 4 g/g. The value of 1/n is:

0 of 5 answered

This is a preview of 5 of 50 questions. The full quiz is available with a free account.