Teaching Chemical Equilibrium in High School Using Android-Based Interactive Multimedia

This study aims to determine the improvement of student learning outcomes using the developed multimedia, knowing the effect of learning motivation on student learning outcomes and knowing student responses.The study used the ADDIE model.The sampling technique was purposive sampling in XI grade.The data collection instruments included student learning outcomes and questionnaires on motivation and responses.The learning instrument data from the pretest and posttest were composed of multiple-choice questions analyzed with the Rasch model assisted by the Winstep program.Analysis of data on motivation and learning outcomes by test using SPSS.The results showed an increase in student learning outcomes with an average N-Gain of 0.66 in the medium category, the impact of learning motivation students towards learning outcomes with a percentage of 12.3%, and student responses obtained results of 81.25% in the excellent category.