When doing Paper Chromatography,
1.What would you expect to see if the paper had been touched by fingers after developing with solvent, but before staining with ninhydrin?
2.Why does the filter paper need to be stapled so that the edges do not touch each other? What would occur if it were done incorrectly?
In: Chemistry
A firm has a debt-to-value ratio of 1/3. It has only debt and equity in its capital structure. Its before tax cost of debt is 9% and the after tax weighted average cost of capital (WACCAT) is 12%. What is the firm’s cost of equity if the tax rate for the firm is 35%?
16.050%
15.075%
none of these
18.000%
9.000%
In: Finance
XYZ has 50,000 shares outstanding that sell for $30 each. The firm has an operating income of $100,000 and pays no taxes. The firm contemplates a restructuring that would have 40% debt which will be used to repurchase stock. The cost of debt is 7%. Determine the value of the firm, EPS, and rate of return on the stock before and after the proposed restructuring.
In: Finance
Introduction:
Should all athletes follow the same type of diet?
Directions:
Write a two-page paper (Ariel, 12 point font, double spaced)
Choose a sport, describe energy requirements, and provide a basic meal and hydration plan for before, during and after a competition.
Provide resources for the info you provide.
Suggested resources include:
In: Nursing
3. An 8 kg stone rests on a vertical spring of force constant 785 N / m. The stone is pushed down about 30 cm and released. (a) Obtain the elastic potential energy of the compressed spring just before releasing it (b) Obtain the maximum height reached by the stone (c) Obtain the velocity just after it leaves the spring.
In: Physics
2. A disaster recovery plan (DRP) is a documented process or set of procedures to execute an organization's disaster recovery processes and recover and protect a business IT infrastructure in the event of a disaster. It is "a comprehensive statement of consistent actions to be taken before, during and after a disaster". Describe a Disaster Recovery Plan (DRP) for Information Technology of a Saudi Business Concern. (1.5 Marks)
In: Accounting
Completely and Precisely Define the Following Terms
The accrual basis of accounting:
The Matching principle:
Name and define one type of adjusting entry where cash is paid (or received) BEFORE Expenses or Revenues are Recognized:
Name and Define one type of adjusting entry where cash is paid (or received) AFTER Expenses or Revenue are Recognized:
Adjusted Trial balance:
In: Accounting
Given 855cm^3 of a 0.00330M silver nitrate is mixed with 424cm^3 of a .0110M potassium chromate find,
a) balanced equation for both substances when placed in water
b) equation for the net ionic reaction
c) Ksp expression
d) concentration of all ions in solution after mixing but before any reaction takes place
In: Chemistry
The following exercise refers to choosing two cards from a
thoroughly shuffled deck. Assume that the deck is shuffled after a
card is returned to the deck.
If you do not put the first card back in the deck before you draw
the next, what is the probability that the first card is a 2 and
the second card is a ace? (Enter your probability as a
fraction.
In: Statistics and Probability
Given the mass of two blocks that collide, and the velocities of each block before and after the collision, be able to determine whether the collision was elastic, partially or completely inelastic, or not possible since an unnamed external force would be necessary to change the momentum, and/or kinetic energy of the system.
Please explain in simplest terms and give an example using units given.
In: Physics