Browsing P - Teacher Training and Education by Author "Erwin, Erwin"
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The development of learning media of acid-base indicator from extract of natural colorant as an alternative media in learning chemistry
Nurhadi, Mukhamad; Wirhanuddin, Wirhanuddin; Erwin, Erwin; Muflihah, Muflihah; Erika, Farah; Widiyowati, Iis Intan (INTERNATIONAL CONFERENCE ON CHEMISTRY, CHEMICAL PROCESS AND ENGINEERING (IC3PE) 2017, 2017)The development of learning media of acid base indicator from extract of natural colorants as an alternative media in chemistry learning; acid-base solution by using creative problem solving model at SMA N 10 Samarinda ...