Author: Anonymous

Peptide bonds resist rotation and are essentially planar because _____.

The reaction systemC(s) + 2S(g) ⇌ CS2(g)is at equilibrium. Which of the following statements describes the behavior of the system if the partial pressure of carbon disulfide is reduced?

Which occupations would likely belong to an industrial union?

Nickel-63 undergoes β decay (t1/2 = 92. yr) to form copper-63. How long will it take for 1.150 mol of copper-63 to form from 1.250 mol of nickel-63?

Which of the following is NOT a function attributed to proteins?

The radioisotope Cf-251 will decay through

Back pain is a form of musculoskeletal disorder.

The test scores of 30 students are listed below.  Draw a stem-and-leaf plot that represents the data. Find the data set’s first, second, and third quartiles.  Draw a box-and-whisker plot that represents the data using the five number summary. Determine if the data contains any outliers. 31           14        45        48        52        55        56        56        63        65        67           67        69        70        70        74        75        78        79        79        80           81        83        85        85        87        90        92        95        99

The time, in minutes, people spent reading a music blog in a day was analyzed.  Construct a frequency distribution, a frequency histogram, and a frequency polygon using five classes:  7          39        13        25        8          22        0          2          18        2 30        7          35        12        15        8          6          5          29        0 11        39        16        15                                                                   

You are conducting a survey on the number of pets per household in your region.  From a sample with n=40, the mean number of pets per household is 15 pets and the standard deviation is 2 pets.    Using Chebychev’s Theorem, determine at least how many households have between 5 and 25 pets.