ক্লোরোফিল `a` এর আণবিক সংকেত কোনটি?

C55H70O6N4Mg

C55 H72O5N4Mg

C55H70O4N5Mg

C55H22O4N5Mg

Explanation:

Correct Answer is: C55 H72O5N4Mg

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