Keterampilan Kerja Ilmiah pada Materi Titrasi Asam Basa Menggunakan Model Pembelajaran Inkuiri Terbimbing

The aims of the study were to describe the profile of scientific work skills of students before and after the guided inquiry learning model is applied to the material acid-base titration as well as different scientific working skills of students XI IPA SMA Negeri 3 Sintang students before and after the guided inquiry learning model is applied to the material acid-base titration. Pre-experiment with one grup pretest-posttest was used as study method. Students of XI IPA 1 academic year 2015/2016 participated in the study were selected by purposive sampling. Data were collected through measurement and direct comunication technics using interview guideline and scientific work skills test. After being given training with guided inqury learning model, an increase in the skills of scientific work that are by 44,4%, 36,1% % dan 2,8% in the category of less skilled, and unskilled respectively while the results show that the 2 posttest scientific work skills of students that are skilled in a row amounted to 61,1% dan 38,9% in the category of skilled and highly. Wilcoxon test results showed there were differences of scientific work skills before and after learning