Answer:
It changes size and shape
Explanation:
Proving Air Is Matter
One way to prove that air is made of matter is to blow up a balloon. Before you add air into the balloon, it is empty and shapeless. When you puff air into it, the balloon expands, so you know it is filled with something—air is taking up the space.
Answer:
Physicol properties can be extensive or intensive. Extensive properties vary with the amount of the substance and include mass, weight, and volume
Explanation:
This should help hopefully
Answer:
V
Explanation:
Firstly let’s list the names of the atoms
1. Sodium
2. Magnesium
3. Aluminum
4. Oxygen
5.Chlorine
Generally, anions have greater electron affinity than cations. Hence, they have more positive values for this electron affinity. This means that the higher the electron affinity, the greater its positive value
Electron affinity increases across a period. Thus, it is expected that chlorine has the highest value
