As the temperature of a reaction increases , it is expected that the reacting particles collide

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

Which characteristics can be used to differentiate star systems? check all that apply.

While in europe, if you drive 125 km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your car’s gas mileage is 32.0 mi/gal? assume that 1 euro=1.26 dollars