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:
1940634
Questions Asked
3,689
Active Tutors
1448771
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Cost-Reduction Initiatives: Identify cost-reduction initiatives and state how you would operationalize them within the healthcare environment
My PICOT question is, in older adults in the hospital setting, how does implementation of a nurse-led fall prevention program compared to a traditional f
Public health informatics uses public health knowledge to broaden the public health knowledge base through learning. improve population health in daily practic
In Brazil people use to take this medicine called "Dipirona". What is it's ingredient and what equivalent options do we have here in Australia?
An ill or injured patient may have suffered from damaged tissues that the cell cycle, including mitosis, won't naturally repair or replace.
Public health informatics is used to create programs such as CDC's Flu View and the COVID.19 Data Tracker to represent data visually.
Cost-Reduction Initiatives: Identify cost-reduction initiatives and state how you would operationalize them within the healthcare environment.