Influence of Predict-Observe-Explain Learning Model on Learning Outcomes of Class X SMA Students on Material of Chemical Bonds Related to Daily Life Elisabet Manalu, Ajat Sudrajat Jurnal Pendidikan Kimia FKIP Universitas Halu Oleo Vol. 10 No. 2 2025 DOI 10.36709/jpkim.v10i2.170