Development Of Problem Based Learning Module On Buffer Solution At Eleven Grade On Public High School In Pontianak

The research aims to produce problem based learning module on buffer solution of eleven grade that is appropriate as teaching materials. The method used is a Research and Development recommended by Borg & Gall. The sample in this research was determined by disproportionate stratified random sampling and purposive sampling technique. Based on the results of data analysis on the questionnaire obtained: (1) evaluation of the expert judgment in terms of the feasibility of content, feasibility of presentation, feasibility of linguistic and feasibility of graph are respectively 89,74% (very high), 89,27% (very high), 92,5% (very high), and 85,23% (very high); (2) The readability test on initial field trials teacher response is 68,75% (high) and students response is 78,43% (high); and (3) The readability test on major field trials teacher response is 82,49% (very high) and students response is 85,14% (very high). It can be concluded that the module developed feasible used as teaching materials and has a high readability based on the responses of teachers and students

Abstracts of the International Conference on Business, Accounting and Finance 2023: Embracing New Business Paradigm Shifts

This book presents the abstracts of the selected contributions to the second International Academic Conference 2023, held on 25-26 February 2023 by the International University of Malaya-Wales (IUMW), Kuala Lumpur, Malaysia. IAC 2023 is the coming together of researchers and industry. It’s a place to gather and share groundbreaking ideas, discoveries, and experiences on a variety of thought leadership topics covered under this year’s conference theme, “Embracing New Business Paradigm Shifts". Conference Title: International Academic Conference 2023Conference Acronym: IAC 2023Conference Theme: Embracing New Business Paradigm ShiftsConference Date: 25-26 February 2023Conference Venue: IUMW, MalaysiaConference Organizer: International University of Malaya-Wales, Kuala Lumpur, Malaysi