Which of the following is longest? A) 3.0 nm B) 300 pm C) 3.0 × 10^-4 m D) 3.0 × 10^-10 cm E) 3.00 × 10^-9km

Question

Quizplus · Accepted Answer

The length in option C is 3.0 × 10^-14 m, which is equal to 0.03 nm, making it the longest option given in the list. Option A is only 3.0 nm or 3.0 × 10^-9 m, option B is only 300 pm or 3.0 × 10^-10 m, and options D and E are much larger than option C, but still smaller than option A and B.

Which of the Following Is Longest