Question

WHAT IS PH OF THE SOIL IN YOUR BACKYARD

Answer 1

Hi friend!
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pH is used to determine where is substance is acid or base or neutral 
>7 refers to acids 
<7 refers to bases 
pH scale is 0-14 
0 to 6 represent acidic in nature they will give H+ ion when react
8 to 14 represent basic in nature they will give OH- ions in reaction
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usually pH of soil varies from 5.5 to 7 
if we use excess fertilizers it will exceed below 5.5 

Answer 2

The ph of soil in my backyard is approximately 5.5