The answer is 2. he is 8 miles away from his home and has been traveling back for half an hour. If he was traveling 12mph, half of that is 6miles. So if he is traveling 6 miles per half an hour then 8-6 is 2. Hope this helps!!
Answer:
Explanation:
The combined gas law is also known as general gas law and it is the reduction of the ideal gas equation. In the combined gas law, we assume that n= 1
From PV=nRT
= R (constant) if n= 1
∴ 
= 
= 
Answer:
It does not always retain the properties of the substances that make it up
Explanation:
With a wet Erlenmeyer flask, the result will not be accurate. It might be contaminated by any type of liquid such as basic or acidic. Therefore, an error will occur since it is not 100% acid.- hope this helped
