What is the symbol of OR disjunction?
U
V
Both (a) and (c)
As we have learned
Disjunction "OR" -
The symbol for "OR" disjunction is the symbol
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50 mL of 0.2 M ammonia solution is treated with 25 mL of 0.2 M HCl. If pKb of ammonia solution is 4.75, the pH of the mixture will be : Option: 1 3.75 Option: 2 4.75
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