The graph provided shows the accumulation of
nonradioactive atoms during the decay of a
radioactive substance. Why does the correct
graph approach the horizontal line at y = 100?
Check all that apply.
The total number of atoms is 100.
The number of half-life cycles it takes for all
the nuclei to decay is 100
The final number of nuclei that can decay is

The answer is A, C

Use examples from the article to explain one positive and one negative effect that chemistry has had on society.

What are the constituent metals of stainless steel?

One way in which the useful metal copper is produced is by dissolving the mineral azurite, which contains copper(ii) carbonate, in concentrated sulfuric acid. the sulfuric acid reacts with the copper(ii) carbonate to produce a blue solution of copper(ii) sulfate. scrap iron is then added to this solution, and pure copper metal precipitates out because of the following chemical reaction: (s) (aq) (s) (aq) suppose an industrial quality-control chemist analyzes a sample from a copper processing plant in the following way. he adds powdered iron to a copper(ii) sulfate sample from the plant until no more copper will precipitate. he then washes, dries, and weighs the precipitate, and finds that it has a mass of .