February 22, 2024
1. 10 mL of M HCl solution is mixed with 150 mL of water to make a new HCl solution. What is the pH […]
February 23, 2024
Hazardous Chemicals and Safer AlternativesChoose one of these 9 listed chemicals for your assignment: Atrazine — CAS number:1912-24-9 Benzidine — CAS number: 92-87-5 Bisphenol A […]
April 2, 2024
1. Explain the elution order of amphetamine and methylamphetamine in the method used with reference to the structures of the drugs and stationary phase. 2. […]
May 9, 2024
compare and contrast heterogeneous and homogeneous catalysts.Your explanation has to include the mode of catalysis for heterogeneous and homogeneous catalysts.Provide one detailed example for each […]
May 19, 2024
What is the hydrogen ion concentration of the following acidic solution? 2.34L containing 3.45 grams of HCl hydrochloric acid. This is all I have been […]
September 10, 2024
In a minimum of 400-word essay, Explain the three fundamental laws in chemistry: Law of Conservation of Mass Law of Constant Composition Law of […]
October 4, 2024
1. What is delta.(sup9)-tetrahydrocannabinol, and how does it work in the brain? 2. Name and describe one Dopamine OR one Nor Epinephrine-based hallucinogen in detail. […]
November 13, 2024
Define organic chemistry. Why is it important for dental hygienists to understand organic chemistry? Justify your answer by using an example or hypothetical situation (quoting […]