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Urine is made of _________​

Urine is made of _________​-example-1
User Cookandy
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Answer:

Answer is A

Step-by-step explanation:

Urea consists of carbon, nitrogen and oxygen. You can find it in urine, sweat, blood and milk in mammals. In its most concentrated form, it is urine. Urea is a crystalline compound, and the nitrogen content is always at least 46 percent when dry.

User Anthony Sottile
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