subject
Biology, 07.05.2021 23:20 shelbycade230

The table below shows the initial and final masses of a radioactive material in a container. Initial mass (in kilograms) 0.8
Final mass (in kilograms) 0.05
Based on the table, which of these conclusions is correct?
The half life of the material is three years.
The half life of the material is four years.
The mass of the material was 0. 1 kilograms after four half lives.
The mass of the material was 0.1 kilograms after three half lives.​

ansver
Answers: 1

Another question on Biology

question
Biology, 21.06.2019 18:30
Which would be an adaptation in a rainforest, but not in a tundra? a. ability to store water for a long time b. fur that blends in with snow c. strong claws for killing prey d. a beak that can dig into thick trees
Answers: 2
question
Biology, 22.06.2019 00:00
Will someone me with this.. specialized cells which perform a particular function form: tissues organs or organism
Answers: 2
question
Biology, 22.06.2019 01:30
Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.
Answers: 2
question
Biology, 22.06.2019 04:00
The nervous system interacts with the endocrine system by a. using hormones as connections b. sending nerve impulses directly to glands c. using neuroendocrine cells as connections d. sending neurotransmitters directly to neurons
Answers: 1
You know the right answer?
The table below shows the initial and final masses of a radioactive material in a container. Initi...
Questions
question
Mathematics, 14.07.2019 00:30
question
Mathematics, 14.07.2019 00:30
question
Mathematics, 14.07.2019 00:30
question
Mathematics, 14.07.2019 00:30
Questions on the website: 13722360