Chemistry, 11.10.2019 15:30, jeanbeansmith2p2ofty
Barium-142 is used as a gi radiocontrast agent. after 1.25 hours, 9.25 μg remains in the patient. determine the original dose given the half-life of ba-142 is 10.6 minutes.
the answer is about 1184 or 1180
Answers: 2
Chemistry, 22.06.2019 18:00, ambarpena14
An object displaces 652 ml of water. the volume of the object is: 0.652 cm³ 6.52 cm³ 65.2 cm³ 652 cm³
Answers: 2
Chemistry, 22.06.2019 18:50, emily9656
Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space
Answers: 3
Chemistry, 23.06.2019 01:50, kayleebueno
Drag the tiles to the correct locations. each tile can be used more than once, but not all tiles will be used. one or more locations will remain empty. nitrosyl fluoride has the chemical formula nof nitrogen has five valence electrons, oxygen has six, and fluorine has seven. complete the lewis structure for this covalent compound. f n = = = . : : 0 : reset next um. all rights reserved us 2
Answers: 2
Barium-142 is used as a gi radiocontrast agent. after 1.25 hours, 9.25 μg remains in the patient. de...
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