subject
Chemistry, 20.09.2020 09:01 Maaarii

Iodine - 131 has a half-life of 8.0 minutes.
How
many
half-lifes will
pass in 120 minutes?

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 21.06.2019 23:00
Which statement describes covalent bases? they have hydroxide ions. they produce hydrogen ions. they are often amines. they are named the same as ionic compounds.
Answers: 3
question
Chemistry, 22.06.2019 11:30
Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.
Answers: 3
question
Chemistry, 22.06.2019 11:30
Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?
Answers: 2
question
Chemistry, 23.06.2019 06:30
The velocity of any object depends upon a) the location of the object. b) the location of the observer. c) which measurement tools are used. d) the relative motion of the observer.
Answers: 1
You know the right answer?
Iodine - 131 has a half-life of 8.0 minutes.
How
many
half-lifes will
pass...
Questions
question
Arts, 22.02.2021 18:20