Positron Emission Tomography (PET) is an advanced medical scanning technique. Fluorine-18 is a commonly used isotope for PET scans. Which equation shows positron emission by F-18? Four equations
A. equation A
B. equation B
C. equation C
D. equation D

What kind of ion is contained in salts that produce an acidic solution? a positive ion that attracts a proton from water a positive ion that releases a proton to water a negative ion that attracts a proton from water a negative ion that releases a proton to water

4. absorption has the highest risk of overdose due to increased potency. a. rectal b. oral c. transdermal d. intranasal

0.09 moles of sodium sulfate in 12 ml of solution