Answer:
i think it is D Beaker A is used as an experiment to see the effects of air on limestone. Beaker B is used as an experiment to determine the effects of plain water with a neutral pH on limestone. Beaker C is used as an experiment to determine how acid affects limestone. Beaker D is used as a second experiment to determine how acid of a higher concentration affects limestone compared to acid of a lower concentration. There are no controls in this experiment because a controlled experiment was not practical for this situation.
Explanation:
Answer:
<h2>How can Carmen improve the Organization and charity of her reason and evidence? </h2>
<h2>Make ADD EXPLANATION </h2>
Poverty rate is the percentage of residents who earn a household income that is less than the threshold set by the government.
<h3>What is Poverty rate?</h3>
This is defined as the ratio of people whose income fall below the poverty line in a country.
It csn also be referred to as the percentage of residents who earn a household income that is less than the threshold set by the government.
Read more about Poverty rate here brainly.com/question/13095187
The best solution in one where the solution is being made strictly on the basis of "pros and cons" would be to pick the solution where the pros, outweigh the consequences. In other words pick a solution with more pros than cons.
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