17. ¿Qué es el sistema internacional de unidades?

Sublimation- which change of state is shown in model

The particles of the gas inside the ball heats up, bouncing off each other and spreading farther apart.hope my answer has you : )

The chemical reactions lab we did is typically called a "copper plating lab,  because the acid solution cleaned the pennies and made the copper look shinier;   the acid solution cleaned the paperclips and made them look like pennies;   &   the copper from the pennies was removed, and then added to the paperclips.