Chapter 1, Problem 45P

© Macmilla Finish resonance structure 3 Select Draw Templates More C H N 0 H H S Erase Which structure is the most stable (lowest energy) resonance contributor? The structure with the positive charge on nitrogen and negative charges on oxygen and sulfur. All structures are equal in stability. The structure with the positive charge on nitrogen and negative charges on sulfur and carbon. The structure with the positive charge on nitrogen and negative charges on oxygen and carbon. Q2Q

Three pure compounds are formed when 1.00 g samples of element x combine with, respectively, 0.472 g, 0.630 g, and 0.789 g of element z. The first compound has the formula x2Z3. find the empricial formula of the other two compounds

Draw the product and the mechanism A. excess H*; 人 OH H*; B. C. D. excess OH ✓ OH H*; H₂O 1. LDA 2. H*

In reactions whose kinetic equation is v = k[A]m, the rate coefficient k is always positive. Is this correct?

If the concentration of A decreases exponentially with time, what is the rate equation? (A). -d[A] (B). dt d[A] = k[A] e-kt dt

Given the first-order reaction: aA → products. State its kinetic equation.

Determine the symmetry of the combination of atomic orbitals for bf 4-

H Draw the product and the mechanism 1.) LDA + 2.) H30* H ○ excess OH

Given the first-order reaction: aA → products. State its kinetic equation.