An open container was monitored and found to have toluene evaporation rate of 0.1 g/min. the ventilation rate is 2.84 m3/min, the temperature is 27 °c, and the pressure is 1 atm. estimate the concentration of toluene vapor in the enclosure and compare it to the tlv of 50 ppm. perform the calculation for a k of 0.1 and 0.5

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.

The answer is d.potassium