Answer:
the element he has discovered is called Selenium.
Explanation:
Selenium has an atomic number of 34
4.) D
10.) C
12.) D
13.) D
14.) D
15.) D
Now I'm just going to assume you mean Charles law. So when working with gases, there are 4 properties: pressure, volume, temp, and quantity. The simple gas laws deal with 2, while leaving the other 2 constant. If Charles' Law changes temp and volume, what 2 stay constant? Pressure and quantity
Answer:
A.The potential energy increases because the charges have a greater repulsion.
Explanation: Thanks to Mwilliams55513 for the help :}