Which of the following represents the outgroup species in this diagram?

Which of the following statements about insulin effects is correct?

In general, when comparing timing a hormone will respond _____ than a neurotransmitter. 

One mole of an ideal gas undergoes an isothermal expansion from 10.0 bar to 1.0 bar eitherI: reversibly, II: against a non-zero constant external pressure, III: freely against a vacuum, The respective values of the work’s magnitude obtained from these processes are 

The constant pressure heat capacity (Cp) of a sample of carbon dioxide (CO₂) gas is measured to be 37.1 J/mol·K. Assuming ideal gas behavior, what is the value of its constant volume heat capacity (Cv​) under the same conditions?

All of the following have a standard heat of formation value of zero at 25 °C and 1.0 atm except:

In a cyclic process, the total change in internal energy is zero

Q18 and Q19.png A fixed amount of ideal gas changes from state A to state B along an isothermal process, as shown in the p–V diagram below: Answer the following questions 18 and 19: Q18: Which of the following statements is correct?

when standard molar enthalpy is less than zero, the reaction is endothermic

In the van der Waals equation, the parameter corrects for which assumption of the ideal gas law?i. No intermolecular forces exist.ii. Collisions with container walls are perfectly elastic.iii. Gas molecules undergo random thermal motion.iv. Gas molecules occupy no volume.