Because of uncertainty about the physical significance of the hydrogen ion concentration, the definition of the pH is an operational oneâi.e., it is based on a method of measurement.
Topics: Entertainment âº Television âº Nickelodeon. Spongebob Squarepants first aired in the US on July 17, 1999. It aired in the UK on January 4, 2000 and in Japan on July 19, 2002. Login or Sign Up to answer this question.
SpongeBob was born on July 14 1986   this means he is 23 years old!   Technically, he should be 49 years old. at least.   in the SpongeBob movie he states hes beenâ¦ the employee of the month  374 times. that's 31 years and 2 months.