Solution to the problem in Assignment #1 (Total = 5.0 marks)
Calculation of the absorptivity (a) of the MnO4 - ion (2 marks)
Use Solution #4 that was prepared from the standard Mn Solution #3 to calculate the
absorptivity of the MnO4 - i
1. What minimum x-ray tube voltage (in kV) would be required to excite the Ka1 (0.2290
nm) line of chromium?
2. The mass absorption coefficient for chromium measured using the copper Ka1 line is
39.8 cm2/g. Calculate the thickn
Briefly explain the following giving relevant equations, if necessary. The answer for this
question should not be more than 1 pages in length.
Accuracy and Precision
Explain the following: