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Author Question: Combine the reactions: P4(s) + 6 Cl2(g) 4 PCl3(g) rH298 = -1225.0 kJ/mol PCl3(g) + 3 H2O(l) ... (Read 26 times) |
Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.
In 1864, the first barbiturate (barbituric acid) was synthesized.
When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.
Approximately 500,000 babies are born each year in the United States to teenage mothers.
A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.