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    help in chemistry questions...

    1. Hydrogen bonding can occur between molecules of methanol, HCHO, and molecules of liquid Y. what could liquid Y be ? A. CH3OH B. CH3CHO, C. CH3COCH3, D. CH3CO2CH3 2. Which solid exhibits more than one kind of chemical bonding. A. brass B. copper C. diamond D. ice 3. Which compound has...
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    help in chemistry questions

    hi i needed solutions in the following questions. please also show the steps of solving them. Q1.A mixture of 10cm3 of methane and 10cm3 of ethane was sparked with an excess of oxygen. After cooling to room temp, the residual gas was passed through aqueous potassium hydroxide. what vol. of gas...
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    HELP NEEDED!

    salaam. i am a science student and i have just gave my o level exams. i wanted an advice of which subjects should i take in A level that would help me in USA college or going in medical and in which it would be comparitevely easy to get A's. Don't say urdu ,english, or islamiyiat. i would...
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    bio and physics mcqs

    hey everyone lets discuss most of the answers to bio and physics mcqs. like what was the answer to the bio mcq in which nitrogen cycle was drawn.was it protein?
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