The decomposition of dinitrogen pentoxide, n2o5, to no2 and o2 is a first-order reaction. At 60°c, the rate constant is 2. 8 × 10-3min-1. If a rigid vessel initially contains only n2o5 at a pressure of 125 kpa, how long will it take for the total pressure to reach 155 kpa?.

Which of these terms are associated with communication between neurons? chemical signals, electrical signals, synapse chemical signals, synapse, neurotransmitters synapse, electrical signals, chemical signals synapse, electrical signals, neurotransmitters

Feedback is given with little or no reservation 1.supportive 2.high-monitoring 3.positive 4.low-monitoring ?

The ancestors of horses possessed feet with five digits. over time, with the development of grasslands, the digits fused and formed hooves. what evolutionary advantage did this transformation serve? a. it allowed them to climb rocky surfaces with ease. b. it allowed them to graze better. c. it enabled them to run faster from predators. d. it let them see clearly through the grasslands. e. it made them taller.