Correct me if I wrong but I think it's "c"
Answer: 
Explanation:

Multiply by t on both sides.


Now divide by I to isolate t.


Anything that has mass and volume (takes up space) is called matter.
Answer:
Ionic
Explanation:
Sodium is Metal, Oxygen is Non-metal. Non-metals and metals are automatic Ionic bonds
Answer: Intrusive rock also called plutonic rock. They are formed from magma forced into older rocks at depths within the earths crust.
Explanation: