Multiple Choice
Which of the following is INCORRECT for decomposition of organic substances?
A) Microwave-induced combustion is a form of dry ashing.
B) An example of wet ashing is microwave digestion with acid in a Teflon bomb.
C) Wet ashing with perchloric aicd is an extremely hazardous procedure and is best avoided.
D) Kjeldahl digestion digests organic material with sulfuric acid for nitrogen analysis.
E) The Carius method of wet ashing is performed with fuming H2SO4 in a sealed,heavy-walled glass tube at 200 oC to 300 oC.
Correct Answer:
Verified
Correct Answer:
Verified
Q1: _ dissolves substances that will not dissolve
Q2: All of the following are used to
Q3: How many replicates must be completed for
Q5: _ is the procedure in which analyte
Q6: A mixture contains 5% NaCl particles and
Q7: Which of the following are NOT liquid
Q8: All of the following are true for
Q9: Sample storage is an important aspect of
Q10: What mass of a solid sample containing
Q11: What mass will give a sampling standard