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Grignard Reagents

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Question

Calculate the molecular masses of ethanoic acid [CH3COOH ] AND CHLOROFOAM [CHCl3]

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Solution

$E t h a n o i c a c i d C H_{3} C O O H = C_{2} H_{4} O_{2} = 2 \times 12 + 4 \times 1 + 2 \times 16 = 24 + 4 + 32 = 60 u C h l o r o f o r m C H C l_{3} = 1 \times 12 + 1 \times 1 + 3 \times 35.5 = 12 + 1 + 106.5 = 119.5 u$

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