The rearrangement of cyclopropane to propene at 500 °C (CH2)3—*CH2CH=CH2 is first order in (CH2)3 with a rate constant of 0.000670 s-1. If the initial concentration of (CH2)3 is 0.123 M, the concentration of (CH2)3 will be 0.0171 M after s have passed.​

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

Match the mixture with the substance// i really need on this guys (it’s a pic btw)

7. in the cycle, a virus integrates its dna into the host's dna, and its dna is replicated when the host dna is replicated. a. infectious b. retroviral c. lysogenic d.lytic