The samples in this study were 2 classes are taken at purposive sampling. ![]() The population in this study were all XI –IPA students of SMA N 2 Model Binjai, amounting to 8 classes and each class consists of 40 students. Research application of cooperative learning TGT (Teams Games Tournament) with microsoft office powerpoint to improve student learning outcomes on the subject of salt hydrolysis has been carried out.
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