Intan Nofita Sari Study Programme of Chemistry Education, Department of Chemistry, Faculty of Mathematics and Sciences
Universitas Negeri Padang
Padang 25171, Indonesia Indonesia
Study programme of chemistry education, department of chemistry, faculty of mathematics and natures
Suryelita Suryelita Study Programme of Chemistry Education, Department of Chemistry, Faculty of Mathematics and Sciences
Universitas Negeri Padang
Padang 25171, Indonesia