[43] What is the proper name for (H3C)2CHCH(OH)CH3?

[38] How should the following properties generally change for the Be → Ra series? density, atomic radii, metal-metal bond strength, ionization energy

[7] For the following reaction at 1650 °C, Kc = 4.2. Initially, 0.80 mol H2 and 0.80 mol CO2 are injected into a 5.0 L flask. Calculate the concentration of CO at equilibrium. H2 (g)  +  CO2 (g)  ↔  H2O (g)  +  CO (g)

[13] Calculate the pH of a 0.20 M solution of ammonium acetate, where Ka(NH4+) = 5.6 × 10-10 and Ka(H3CCO2H) = 1.8 × 10-5?

[19] What is the pH at the equivalence point of a weak base – strong acid titration?

[9] For the following reaction, how will the equilibrium shift when going from I → IV?  2 NaHCO3 (s)  ↔  Na2CO3 (s)  +  H2O (g)  +  CO2 (g) I.  remove CO2            II.         add Na2CO3 III.  add NaHCO3    IV.        increase the temperature

[14] What is the pH of a solution containing 0.40 M H3CCO2H and 0.20 M sodium acetate? Kb(NaO2CCH3) = 5.56 × 10-10.

[3] The gas-phase reaction of A and BC, is second order in A and first order in BC. What is the rate law, and what are the units of the rate constant? A2 (g)  +  2 BC (g)  →  2 AB (g)  +  C2 (g)

A training program increases workers’ wages, but it also benefits local employers by improving the overall skill level of the regional labor force.On agraph, the socially efficient quantity of training occurs where:

A chemical producer’s marginal social cost (MSC) lies above marginal private cost (MPC). The market outcome results in: