PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free Demo1. In a chemical laboratory where strong concentrated acids are used. A test tube was required for James. The lab attender advised him to clean a test tube and take it. He was afraid to wash. He was curious as to whether or not there was any harmful acid present. What would you advise him to do?
2. Hendry while pipetting out, accidentally drinks some amount of the chemical. He found that the chemical is a bitter taste. What is the type of chemical he was using?
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