ILL MARK AS BRAINLIEST, PLZ HELP QUICK!! Tell me with your own words

How to write a formula of an ionic and covalent compound.
*Include metals with more than one charge.
*Include polyatomic ions

24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm

If 1.8 l of water is added to 2.5l of a 7.0 molarity koh solution, what is the molarity of the new solution

In a copper wire, a temperature increase is the result of which of the following