Aculture of 1.75×1018 bacteria is in petri dish a. a culture of 6.25×1015 bacteria is in petri dish b. how many times greater is the number of bacteria in petri dish a than petri dish b? enter your answer, in standard notation, in the box.

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days