Lowest energy photons visible to the human eye
The lowest energy photons visible to the human eye have energy 164 kJ/mol.
a. What is the wavelength of such a photon, in nm?
b. What is the frequency of such a photon, in Hz?
Now Priced at $20 (50% Discount)
Recommended (92%)
Rated (4.4/5)
The solubility of CO2 in water at 25°C and 1 atm is 0.034 mol/L. What is its solubility under atmospheric conditions? (The partial pressure of CO2 in air is 0.0003 atm.) Assume that CO2 obeys Henry's law.
What are the boiling point and freezing point of a 4.33 m solution of naphthalene in benzene? (The boiling point and freezing point of benzene are 80.1°C and 5.5°C, respectively.)
A flask holds 100ml. When empty, is mass is 125.54g. When filled with a solution of potassium bromide, the mass of the flask and solution is 425.54 g. What is the density of the solution?
In developing the melting point of a compound, if the heating is carried out too fast, would the observed melting point be higher or lower and why?
The lowest energy photons visible to the human eye have energy 164 kJ/mol. What is the wavelength of such a photon, in nm?
A gas occupies 85ml at 0°C and 710 torr. What temperature would be required to increase the pressure to 760 torr with the volume remaining constant?
A current of 10.7 A is applied to 1.25 L of a solution of 0.554 M HBr converting some of the H+ to H2 (g), which bubbles out of solution. What is the pH of the solution after 68 minutes?
In a titration, 35.84 mL of 0.2419 M HCl solution is required to completely neutralize 18.62 mL of Fe(OH)3 solution. What is the molarity of the Fe(OH)3 solution?
Calculate the standard emf at 25°C of the propane fuel cell given that delta G° formation for propane = -23.5 kJ/mol. The overall reaction for the fuel cell is:
1934042
Questions Asked
3,689
Active Tutors
1413569
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
The school nurse is assessing a teenage student who is extremely upset and distressed. The student is describing feeling a difference between
You come across a client lying on the ground with severe pain in his right knee. You are unaware of what happened as there were no witnesses
A client has been prescribed phenelzine (Nardil), a monoamine oxidase inhibitor (MAOI), for depression. What foods should the client avoid?
List eight (8) examples of employee responsibilities associated with hygienic food practices and who to report any breaches to.
A client with severe depression is placed on imipramine (Tofranil), a tricyclic antidepressant (TCA), after a careful history of suicidal ideation
A health care provider frequently comes to work late exhibiting poor hygiene and has been increasingly irritable and argumentative with the staff and clients.
Assess the applicable clinical practice guideline (CPG) for your assigned client. What treatment is recommended by the CPG for your client's situation?