Concentration ...

Question

​Concentration ...

BlackTom AI · Accepted Answer

The prompt presents a question fragment: 'Concentration ...' and asks us to evaluate several statements about concentration in the context of Environmental Science.

Option 1: 'is not related to toxicity.' This is misleading because concentration often influences toxicity (the dose makes the poison; higher concentrations can lead to greater toxic effects). In environmental contexts, concentration is directly tied to exposure and risk assessments, so claiming no relation to toxicity is inaccurate.

Option 2: 'is how much of a component there is within a mixture.' This aligns with the standard definition of concentration: the amount of a particular component present relative to the total amount of the mixture (or relative to a specified basis). This statement correctly captures the core idea of concentration.

Option 3: 'is dependent on your perspective.' While interpretation can vary for some concepts, the quantitative measure of concentration is objective and defined by a specific ratio or amount. Saying it depends on perspective introduces a subjective element that does not reflect the precise, measurable nature of concentration.

Option 4: 'is not important in Environmental Science.' On the contrary, concentration is a fundamental concept in Environmental Science for assessing pollutant levels, exposure, dilution, and risk. Neglecting its importance would be incorrect.

Option 5: 'is not something that can be measured.' This is false because concentration is routinely measured using established analytical methods (e.g., mass per volume, mole fraction) to quantify component levels in air, water, soil, and other media.

In summary, the statements cover a range from inaccurate to accurate interpretations of concentration, with option 2 describing the correct, standard understanding of concentration as the amount of a component within a mixture.

11:375:101:01 INTRO ENV SCIENCE Lecture #1 Quiz

Concentration ...

查看解析

登录即可查看完整答案

类似问题

Parts per million (ppm) is a term used to describe the _______ of a chemical in the environment.

Whether a chemical pollutant is harmful or not depends partly on _______.

In a consumer society, many adults channel creativity into buying things

Economic stress and unpredictable times have resulted in a booming industry for self-help products

People born without creativity never can develop it

A product has a selling price of $20, a contribution margin ratio of 40% and fixed cost of $120,000. To make a profit of $30,000. The number of units that must be sold is: Type the number without $ and a comma. Eg: 20000

Which of the following statement regarding cost is correct:

Under the assumptions used in cost-volume-profit analysis, as the activity increases:

更多留学生实用工具

考试浏览器助手

风格化写作助手

论文查重助手

文献引用助手

课堂转译助手

课堂笔记助手

Quiz搜索助手

学校历年真题

智能刷题助手

智能匹配练习

希望你的学习变得更简单

11:375:101:01 INTRO ENV SCIENCE Lecture #1 Quiz

​Concentration ...

查看解析

登录即可查看完整答案

类似问题

Parts per million (ppm) is a term used to describe the _______ of a chemical in the environment.

Whether a chemical pollutant is harmful or not depends partly on _______.

In a consumer society, many adults channel creativity into buying things

Economic stress and unpredictable times have resulted in a booming industry for self-help products

People born without creativity never can develop it

A product has a selling price of $20, a contribution margin ratio of 40% and fixed cost of $120,000. To make a profit of $30,000. The number of units that must be sold is: Type the number without $ and a comma. Eg: 20000

Which of the following statement regarding cost is correct:

Under the assumptions used in cost-volume-profit analysis, as the activity increases:

更多留学生实用工具

希望你的学习变得更简单

Concentration ...