A non-metal element bonds with a metal element.
in the periodic table IA and IIA are metal elements so they usually react with nonmetal elements of group VIIA.
Light bulb -it produces heat and light
toaster - it produces heat and the metal strips glow producing light
Solid is the state in which matter maintains a fixed volume and shape; liquid is the state in which matter adapts to the shape of its container but varies only slightly in volume; and gas is the state in which matter expands to occupy the volume and shape of its container.
<span>( 2257 J/g) x (18.0 g) = 40626 J</span>