The specific heat of silver is 0.24 cal/goC. How many joules of energy are needed to warm 4.37 g of silver from 25.0 oC to 27.5 oC?

The enthalpy of formation of water is -285.8 kj/mol. what can be inferred from this statement?

Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .

Which statement correctly describes metallic bonds? a. they form when certain atoms lose electrons and other atoms gain electrons. b. they involve an attraction between anions and cations. they always involvpoth a metal and a nonmetal. d. they can only form between atoms of the same element. e. they form because electrons can move freely between atoms.