A patient is prescribed 100.0 mg/day of antibiotic for 2
weeks. The antibiotic is
available in vials that contain 20.0 mg/vial of the drug. How many vials are
necessary for the entire treatment?

There is one girl i like and i don't know how to tell her that, i have a feeling she knows but if she doesn't i don't want to make a fool out of myself how is one way to boost my confidence on asking her out

How many protons, electrons, and neutrons are in each of the following isotopes? a. zirconium-90 b. palladium-108 c. bromine-81 d. antimony-123

What term describes technology that operates on an atomic level