________ problems occur when there is not enough time to do…

________ problems occur when there is not enough time to do all of the required tasks for a job, despite the fact that each task is easy. ________ problems occur when the task is difficult, even though there is plenty of time in which to do it. ________ problems lead to a faster rate of task activity on subsequent trials; ________ problems lead to more extensive processing of information and a slower rate of production in subsequent trials.

To which of the three isomers butan-1-ol , 2-methyl propan-1…

To which of the three isomers butan-1-ol , 2-methyl propan-1-ol, and 2-methylpropan-2-ol corresponds the 13C-NMR spectrum shown below. Draw the structure of each isomer and exxplain the differences in the local magnetic field environment of the carbon backbone of each of the three isomers..