Chemistry, 03.01.2020 01:31 Fortnitenerd2238

Phosphorus-32 has a half-life of 14.0 days. starting with 8.00 g of 32p, how many grams will remain after 112 days ?

a brain scan uses the radioisotope oxygen-15. the recommended dosage is 60 mci . a supply of 220 mci in 40 ml arrives at the lab. how many ml will be injected into a patient?
express your answer to one significant figure and include the appropriate units.

Answers: 3

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 04:30, clairajogriggsk

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

Answers: 1

continue

Chemistry, 22.06.2019 11:00, pindu

An object becomes electrically charged when: electrons are created in it electrons from it are destroyed electrons are transferred to it protons from it are destroyed protons are created in it

Answers: 1

continue

Chemistry, 22.06.2019 15:30, vivianfling

Why does earth rotate? because earth is formed from cold gases collapsing due to gravity because the matter in the nebula that formed earth was spinning because earth forms more than 99% of the mass of the solar system because the hydrogen atoms inside the nebula fused to form helium

Answers: 1

continue

Chemistry, 22.06.2019 17:00, calmicaela12s

Which statement is true about a catalyst? a: a catalyst decreases the rate of the reaction. b. a catalyst is consumed during a chemical reaction. c. a catalyst lowers the activation energy of a reaction. d. a catalyst increases the reactant concentration during a reaction.

Answers: 1

continue

You know the right answer?

Phosphorus-32 has a half-life of 14.0 days. starting with 8.00 g of 32p, how many grams will remain...