In february 2010, the population of the world was
approximately 6 800 000 000 people.
another way of writing this number is
a.6.8 × 10^8
b.6.8 × 10^9
c.68 × 10^9
d. 68 × 10^10

Consider the reaction 2x2y2+z2⇌2x2y2z which has a rate law of rate= k[x2y2][z2] select a possible mechanism for the reaction.

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

Complete the steps to find 4.830 ÷ 5