A beaker with 220g water is at 90 oC. A student adds a 90g sample of an unknown metal and a 30g ice cube (both at 0 oC) into the beaker. The mixture finishes at 64.7 oC. What is the specific heat of the metal dropped in?​

Which other elements contain the same number of outer electrons as sodium

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.

In a reaction (at equilibrium) that makes more moles of gas than it consumes, what is the effect of increasing the pressure?