SOMEONE PLSSS HELPP ME In a laboratory, you produce a quantity of the radioactive isotope unobtainium-253. Over the course of several weeks, the unstable isotope decays, and you measure the amount of unobtainium-253 remaining in the sample. You obtain the following data:
The half-life of unobtainium-253 is _Incorrect. days.

After 2 half-lives, there will be _Incorrect. grams of unobtainium-253 remaining in this sample.

After _Incorrect. days, there will be 1.5 grams of unobtainium-253 remaining in this sample.

surface mining destroys mountain tops, landscapes, forests and wildlife habitats. on top of that, it leads to soil erosion and destruction of agricultural land. the landscape changes can also disrupt river channels and streams, which leads to flooding. which, can destroy plant life and other animals as well.

explanation:

common management practices in dairy and poultry farming are: (i) proper shelter facilities and their regular cleaning. (ii) some basic hygienic conditions such as clean water, nutritious food, etc. (iii) animals are kept in spacious, airy, and ventilated place.

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

i think its white blood cells

i hope this