1 H40.159 is a billable ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. 2  Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes. 3  This is the American ICD-10-CM version of H40.159.
So Percent purity is the ratio of the mass of the pure substance to the mass of the impure sample, expressed as a percentage. This is very similar to the percent yield, and to calculate percent purity, we use g pure X 100% g impure Let's try an example. 1.00g Fe ore contains 0.6g Fe metal. What is the percent purity? 0.6/1.0 X 100% = 60 %
The Karat (K) of your gold. This is the purity of your gold jewelry. 24 Karat (K) is considered pure or 100% gold. 12K is 50% gold. In America, most jewelry is 14K which contains 58.50% gold. When you are selling gold, we test it to determine what Karat it is.4 Karat (K) is considered pure or 100% gold. 12K is 50% gold. In America, most jewelry is 14K which contains 58.50% gold. When you are selling gold, we test it to determine what Karat it is.