PENGEMBANGAN LEMBAR KERJA SISWA BERORIENTASI INKUIRI TERBIMBING UNTUK MELATIH KETERAMPILAN PROSES SAINS PADA MATERI KESETIMBANGAN KIMIA (DEVELOPMENT OF STUDENTS WORKSHEET WITH GUIDED INQUIRY ORIENTATION TO PRACTICE SCIENCE PROCESS SKILLS IN CHEMICAL EQUILIBRIUM TOPIC) - RIS MAWAN, ARDI (Universitas Negeri Surabaya, 2017)