The sciece knowledge.

Ans zroor dena h chahay aata ho ya na☹️

Which of the following is the weakest acid?
>Carboxylic acid
>Ethanol
>Phenol
>Ethyne

Human kidney weighs about 120 grams. It is 10 cm long,5 cm wide and 4 cm thick.

The human body consists of eleven organ systems , each of which contains several specific organs .
They are the integumentary, skeletal, muscular, nervous, endocrine, cardiovascular, lymphatic, respiratory, digestive, urinary, and reproductive systems.
Thanks...

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