Close-up gedeeltelijke weergave van scholier brutoformule puttend uit schoolbord, wetenschap school concept - Stockfoto’s en -afbeeldingen
door VikaOvcharenko 4912x7360 px
Stockfoto ID: 152941720
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Chemical formula on blackboard
Female teacher explane chemical formulas near chalkboard, education concept
Study of chemistry concept, chemist hand draws formulas and elements with chalk on the blackboard, signs and symbols of chemistry, organic science, lesson at school
Male hand drawing with chalk formulas and elements on the blackboard, signs and symbols of chemistry, the concept of the study of substances in chemistry
Teacher draw condition of phase synchronism
Different chemical formulas are written in colored chalk on a black slate wall
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