Yield is the measured amount of a product obtained from a reaction.
Hope that's helpful
Answer:
it is necessary to keep our sense organ clean and healthy for if don't clean our sense organ clean we may suffer from many disease like if we don't clean eyes we can't see anything, if we don't clean ear we can't listen anything, and if we don't clean nose it hard for breathing, and if we don't cleanour tounge should be dry and become our breathe smell is very bad, and if we don't clean skin we may suffer from many disease and that may we get cancer also.
Explanation:
b I dont really know okau
All inside and out in the human body
the formula of the heavy water is D2O