In: Physics

Use equations 7 and 8 to determine the angle θ (in degrees) if the two positions of the first order spectral line are 35.0 cm and 65.0 cm. Assume the distance from the diffraction grating to the slit is 55 cm.

Equation 7: s= .5 (xr-xl)

Equation 8: tan? = s/L

Watch this video and then use the figure below to answer the questions.
Part A
Match each component of the electron transport chain with its description.
Drag the terms on the left to the appropriate blanks on the right to complete the sentences.

Find the Derivative of the f(x)

A well-known consignor consigned goods costing $1,560,000 to be sold at a total advertised selling price of $3,120,000. The consignee remitted $1,422,600 to its consignor after deducting the following charges: $52,500 cartage, $22,500 installation, and a commission equal to 20% of the sales proceeds after deducting the commission. Determine the net income of the consignor.

Rundle Air is a large airline company that pays a customer relations representative $17,100 per month. The representative, who processed 1,190 customer complaints in January and 1,450 complaints in February, is expected to process 22,800 customer complaints during the year.Required
Determine the total cost of processing customer complaints in January and in February.

Determine the molecular formula for the unknown if the molecular mass is 60.0 amu and the empirical formula is CH2O .

Light of wavelength 3.0 × 10−7 m shines on the metals lithium, iron, and mercury, which have work functions of 2.3 eV, 3.9 eV, and 4.5 eV, respectively.
a. Which of these metals will exhibit the photoelectric effect?
b. For those metals that do exhibit the photoelectric effect, what is the maximum kinetic energy of the photoelectrons?

DuPont system of analysis
Use the following ratio information for Johnson International and the industry averages for Johnson's line of business to:
a. Construct the DuPont system of analysis for both Johnson and the industry.
b. Evaluate Johnson (and the industry) over the 3 -year period.
c. Indicate in which areas Johnson requires further analysis. Why?
$$ \begin{array}{llll} \text { Johnson } & 2013 & 2014 & 2015 \\ \hline \text { Financial leverage multiplier } & 1.75 & 1.75...

For questions 1-3 use the figure below and give the direction of the magnetic force on the charged particle (black dot). Note that for 1 and 2 the B-field is into the page and for 3 it is to the right. Note also the sign of the charge on the particle is given in parentheses (+) or (-).

Determine whether the distribution is a discrete probability distribution. If not, state why.
x
P(x)
0
0.1
1
0.5
2
0.05
3
0.25
4
0.1

Determine the number of moles in 4.21 x 10^23 molecules of CaCl2

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