Many hospitals use radioisotopes for diagnosis and treatment or in palliative care. three radioisotopes used in medicine are given.

write the isotope symbol for each radioisotope.

iodine-131:

cobalt-60:

samarium-153:

3.) for each of the following compounds, draw the major organic product of reaction with hcl or naoh and circle whether the starting materials and products will be more soluble in organic solvent or water benzoic acid + hcl: benzoic acid + naoh: oh benzoic acid water/organic water organic fluorenone hс: fluorenone + naoh: fluorenone water/organic water/organic веnzocaine + hci: benzocaine + n»oh: h2n benzocaine water/organic water organic o=

What is the correct lewis structure for chloroform chcl3

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains