1. Do you believe we can bring an end to acid rain? How so? 2. What are some examples of land pollution?

Which of the dna typing techniques do you think you would choose if you had to analyze a dna sample? why?

40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state. a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car