11th Class Chemistry Some Basic Concepts of Chemistry

  • question_answer 9) Give molecular mass of the following compounds: (i) \[{{H}_{2}}O\] (ii) \[C{{O}_{2}}\] (iii) \[C{{H}_{4}}\]  

    Answer:

    \[{{H}_{2}}O:2+16=18\,amu\] \[C{{O}_{2}}:12+32=44\,amu\] \[C{{H}_{4}}:12+4=16\,amu\]  


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