Put water in it and the salt will dissolve and the sand will stay at the bottom
Black hole, or a singularity contained within an event horizon through which no light can escape.
Assume there is 100g of the substance at first
Answer:
The situation given here is imaginary such that the life of Rock has to be found using the half-life of the element lokium that has been found inside the rock.
Half-life of any material is the amount of time taken by that particular material to decay. Now the amount of lokium found in rock can show after how many half-lives this amount has been left out.
The time elapsed will be log (L) atoms X half-life.
Explanation:
C. pollute water and damage aquatic ecosystems
