Thallium-201 is a radioisotope used in brain scans. If the recommended dose is 3.0 mCi and a vial contains 45 mCi in 50. mL, how many milliliters should be injected?

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?