<h2>Answer : By weighing the costs and benefits of an environmental issue
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Explanation :</h3>
The law makers usually conduct many studies before a law is imposed. They try to explore many other options available to the current environmental issue and then come to a conclusion to make a law.
They also weigh the cost aspect along with the benefit of the ongoing environmental issue. They try to come up with something which appears to be cost effective and result bearing.
Physical property of matter because you don't have to change its chemical make-up to tell, you can observe it using your senses and tools.
Lithium Hydroxide (LiOH) is an Arrhenius base
32.063 u is the answer, add all the variables and divide
