1 This should remove most of the water soluble species (that is the acids and the alcohol).  Add 5 mL sodium carbonate solution to neutralise acid still present. Swirl the flask until the production of carbon dioxide gas is no longer vigorous. Repeat this process until no more carbon dioxide gas is produced.
Learn More. 1  Annual Tuition: $896. 2  School Type: Non-Profit. 3  School Accreditation: WASC ACCJC.  Santa Barbara City College offers an online Medical Coding Specialist certificate for an average annual tuition of $896, making it the most affordable option for students seeking an online education in medical billing and coding.
Additionally, although the costs vary from one school to another, the following tuition and fees are good examples of what you can expect to pay. The overall average tuition cost for in-state CNA students is about $71.50 per credit hour, and the average cost for out-of-state students is around $263.50 per credit hour.