B. METALS + ACIDS: Orders of reaction
1. Can orders be guessed?
2.Can mechanism be guessed, meaning of Sn2?
3. Six-fold increase with doubling HCl conc - 2nd order?
4.How to use rate vs conc plots to find order?
5.1st order from mass loss experiments?
6. How to determine a rate constant?
7.How to find a tangent from a graph?
8. Should rate vs conc plot go through zero?
9. Does changing concentration affect order?
10.Does order change with concentration?
11.Meaning of decreasing half-lives?
12.Meaning decreasing half-lives from volume measurements?
13.Zn + acid: units for collision rate?
14.Order with respect to which reactant?
15.Mechanism with ethanoic acid
16.H+ or H3O+ in mechanism?
B. Order from gas volume
1.How to find order from Vt - Vfin plots?
2.1st order from volume of gas plots?
3.1st order for HCl from Vt - Vf plots?
4.Vt - Vf plots: how to interpret?
5.Mg + HCl: problems with Vt - Vf plots
6.How to draw log rate graph from gas volume data?
7.Overall order from gas volume data?
8.Meaning of plot of gradients vs conc?
C. Order from initial rates
1.How to work out order from initial rates and concentrations?
2.Order from initial rate?
3.Order from initial rate data?
4.Order w.r.t. to metal or acid?
updated: 08 August 2008
