How many protons and electrons are each contained in an atom of element number 44?

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

Which liquid (h2o, h2o + soap, or h2o + salt) has the strongest cohesion and adhesion? (need now plz)

In order to complete this lab. you will need to be familiar with some common chemistry terms. complete the chemical change puzzle and list the relevant terms and their meaning below a.rectant b.product c.supernate