A supply of fluorodeoxyglucose (FDG) arrives at a positron emission tomography clinic at 8 am. At 3 pm, when you arrive at the clinic to get a PET scan, the activity level of the FDG has dropped significantly because of the 110 minute half-life of the radioactive fluorine. Considering equal masses of FDG at 8 am and 3 pm, by what factor has the activity level been reduced by 3 pm

Will mark brainliest26. which of these statements are true? (3 points)a. gases are compressibleb. gases fill their containers completelyc. the pressure of a gas is independent of the temperatured. gases have masse. gases exert pressuref. the pressure of a gas is dependent on the volumeg. gas pressure results from the collisions between gas particlesh. gases have a definite volume and shape

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.

The melting point of sulfur is 115 °c and its boiling point is 445 °c. what state would sulfur be in at 200 °c?