PENGEMBANGAN LEMBAR KEGIATAN PESERTA DIDIK (LKPD) BERBASIS PROBLEM SOLVING PADA POKOK BAHASAN HIDROLISIS GARAM

Ismail ', Rini ', Sri Haryati

Abstract


Abstract: The objective of this research was to develop the students activity paper on the subject of salt hydrolysis. The type of this research was reserach and development (R & D) with the 4-D development model which include Define, Design, Develop, and Disseminate. This research was to develop phase and be continue with a definite tryout. This research was conducted in FKIP Riau University. The object of this research was the students’ activity paper based on the problem solving. The data analysis technique used for this research was descriptive statistic descriptive. The descriptive analysis done by calculated the percentage of validation value. The average score of valuation to four expediency aspect of student’s activity sheet by validator’s team, such as the content properness, the language properness, course and the graphical has expediency value continued is 98,125%, 100%, 97,50%, and 98,44%. Thus, the average score totality of students activity paper based on the problem solving subject of salt hydrolysis is 98,52% which is in valid criteria, means that the LKPD Developed is proper to be use. Whereas percentage response of student or university student is 97,36% to LKPD with very good criteria.

Key Words: Student Activity Sheet, Problem Solving, and Salt Hydrolysis.

 


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