<style face="normal" font="default" size="100%">PRE-SERVICE CHEMISTRY TEACHERS’ PROFESSIONAL VISION DEVELOPMENT: THE EFFECT OF LESSON-OBSERVATION PRACTICE </style>

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<style face="normal" font="default" size="100%">PRE-SERVICE CHEMISTRY TEACHERS’ PROFESSIONAL VISION DEVELOPMENT: THE EFFECT OF LESSON-OBSERVATION PRACTICE </style>

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<style face="normal" font="default" size="100%">THE EFFECT OF LOWER-SECONDARY CHEMISTRY EDUCATION: STUDENTS’ UNDERSTANDING TO THE NATURE OF CHEMISTRY AND THEIR ATTITUDES</style>