How many naturally occurring elements are present on the product table?

Which sentence best describes the formation of igneous rock? a- lava on the surface dries up and makes arock b_melted rocks cools and forms crystals c_rocks under tremendous heat and pressure d_magma is melted rock underground

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table

Which statement describes the phase change that occurs when dry ice is placed in an open container at room temperature?