A. True
They are formed behind an obstacle when the wind blows the sand up to it.
Explanation:
The given data is as follows.
= 10 mM = 
M
= 750 ml, 
= 5 ml
= ?
Therefore, calculate the molarity of given NaCl stock as follows.
= 1.5 M
Thus, we can conclude that molarity of given NaCl stock is 1.5 M.
Answer:
you dont do anything because then you are supporting it
if u add something
Explanation:
Answer: kerosene, coal
Explanation:
These are renewable resources obtained from petroleum, kerosene was used in olden times to light the lamps and are still used today for lighting purposes. Coal was used in trains to produce steam( steam powered trains).
Fermentation occurs when there is a lack of oxygen. Alcoholic fermentation occurs in plants such as yeast. Whereas, Lactic acid fermentation occurs in humans and when we are deprived of oxygen.
