Every bibliophile will be happy with the new reading room on the second floor of the museum. The area is well-lit and filled with books of all kinds. A bibliophile must be

Answer(true);

Idon’t really understand the question i’m sorry i can’t

Answer:             1.0  × 10⁻⁵ msolution:                     as we know ph is given as,                                    ph  = -log [h⁺]and,                                    [h⁺]  =  10^-ph    (1)putting value of ph in eq. 1,                                    [h⁺]  =  10⁻⁵                                    [h⁺]  =  1.0  × 10⁻⁵ m