The effectiveness of analytical chemistry problem based learning model on student learning outcomes

This study aims to get a value of the effectiveness students in learning analytical chemistry. The subjects carried out this were 30 Tanjungbalai Polytechnic students. method used is analyze pre-test and post-test as well data on frequency distribution G factor. From results it can be concluded follows 1). showed that there was 1 person (3.33%) with highest score 74. For 29 people (97.67%) declared not have passed because below 2). standard deviation 6.33 variance 40.110. 3). posttest 5 90 percentage 16.67%, 83.33% PBL Chemistry Analysis lesson. conclusion from increased outcomes chemistry course obtained g factor 0.56 moderate category 56.16% quite effective category.