Why energies of two s and the two p orbitals are different
In a hydrogen atom, the 2s and the 2p orbitals have the same energy. In a nitrogen atom, the energies of 2s and the 2p orbitals are different. Explane why.
Now Priced at $5 (50% Discount)
Recommended (92%)
Rated (4.4/5)
A sample of liquid mercury (mass 57 g and temperature 181.0 C) is poured into 80 g of H2O at 15 C. Calculate the final temperature of the mixture, assuming no heat is lost. The heat capacities of Hg and H2O are 27.98 and 75.33 J/mol/K, respectively.
Use Present Value Table 1 in the Appendix to determine the maximum amount of cash the dean should be willing to pay for a copy machine. (Round "PV Factor" to 6 decimal places, intermediate calculations and final answer to 2 decimal places.
Keillor Company's inventory of $1,100,000 at December 31, 2010, was based on a physical count of goods priced at cost and before any year-end adjustments relating to the following items.
If a chalice made of pure gold weighing 0.6 kg and initially at 25 C is filled with 150.0 mL of water at 83 C, what is the final equilibrium temperature of the system? The heat capacities of water and gold are 75.29 and 25.42 J/mol/K, respectively
If clean magnesium metal burned in air it would form magnesium oxide. Suppose the magnesium had a this oxide coating. How would this affect moles of oxygen per mole of magnesium?
Calculate the vapor pressure at 40 °C of a solution that has 17.8 g urea, CO(NH2)2, dissolved in 300.0 mL water. The vapor pressure of pure water at 40 °C is 55.3 mmHg.
Question: A gas occupying a volume of 847 mL at a pressure of 0.970 atm is allowed to expand at constant temperature until its pressure reaches 0.541 atm. What is its final volume?
Darlene projects that she can get $180,000 cash per year for 5 years on a real estate investment project. If Darlene wants to earn a rate of return of 7%, what is the maximum that she should pay for the investment?
1937093
Questions Asked
3,689
Active Tutors
1419275
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
The historical study of psychology has deepened my understanding of the multidimensional nature of human behavior and mental processes.
I'd like you to explore the best practice guidelines for facilitating group therapy. Consider what research and expert sources identify
As a school leader, how will you intentionally build high levels of social or relational trust with your staff, students and parents?
Summarize the usefulness of conducting an analysis of the problem-solving cycle when making decisions to address school improvement issues.
After reading Groff's article, you will design a digital learning environment that reflects one of the three models discussed: evolving, transforming, or reinve
Clear and concise working definition of a theoretical framework used in research. Summary of theoretical framework you find interesting
What are your priorities for training and how do they support and balance the organization's needs?