Does the type of surface (grass, carpet, asphalt, linoleum) affect the distance a toy car can travel

An aqueous solution of potassium hydroxide is standardized by titration with a 0.194 m solution of hydrobromic acid. if 25.2 ml of base are required to neutralize 24.2 ml of the acid, what is the molarity of the potassium hydroxide solution? m potassium hydroxide

Part of molten rock at mid-ocean ridges

Describe the interaction that occurs between two objects with the same electrical charge.