Answer:
D air
Explanation:
it is not found on the periodic table 
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Answer:
water
Explanation:
coz out of the choices water is the only one that is not an element. 
water formula is H2O
 
        
             
        
        
        
Answer:
Very sorry if this is late
Explanation:
Currently, in Olympia, Washington, it is raining because a cold front with high pressure has met an area with low pressure. This occurs due to the fact that storms are caused by sudden differences in air pressure.