What hybrid orbitals are used by phosphorous
When Pcl5 solidifies it forms PCl4+ cations and PCl6- anions. According to valence bond theory, what hybrid orbitals are used by phosphorous in the PCl4+ cations?
Expected delivery within 24 Hours
At a height of about 150km, the atmospheric pressure is 3*10^-6 torr and the temp is 420K. What is the concentration of the atmosphere in molecules per milliliter at 150km?
A company that produces DVD drives has a 12% defective rate. Let X represent the number of defectives in a random sample of 53 of their drives.
Refrigerant-134a is gaining heat at a rate of 4 kw/s as it passes trough the diffuser. Determine the mass flow rate of the refrigerant.
Energy could be taken as heat from the atmosphere(assume 30degrees celcius) and rejected as heat as heat to the Hudson River (10degrees celcius). What is the maximum efficiency of such an engine for the conversion of thermal energy into mechanical
The inlet area of the turbine is 125 cm^2. Determine (a) the mass flow rate of the steam, and (b) the power output (c) the exit area.
What percentage of the maximum possible efficiency does this plant obtain? (Assume the temperature of the environment is 20 degrees celcius)
A voltaic cell with Ni/Ni2+ and Co/Co2+ half-cells has the following initial concentrations: [Ni2+]=0.80 M; [Co2+]=0.20 M. What is the initial E cell? What is [Ni2+] when Ecell reaches 0.03 V? What are the equilibrium concentrations of the ions?
A projectile is fired with a velocity of 980 m/s at an angle of 30 degrees above the horizontal from the top of a hill that is 40.0 m above the flat land below. The projectile just barely passes over a wall of height h = 4.50 m (The wall is not on
1961171
Questions Asked
3,689
Active Tutors
1434240
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Question: New York City is not a primate city in the U.S. because: A. Los Angeles as the second largest city has at least half the size of New York City
Describe the strategic approach of the United States to terrorism in Africa and explain the threat to the United States from terrorists recruited by Al Shabaab.
Assignment task: All of the following statements are a general underlining purpose of the Hukou system in China, except:
Question: The "contagion effect" refers to? Group of answer choices the fact that the coverage of terrorism inspires more terrorism.
Question: Which of the following is not a distinctive characteristic of organized crime?
It took a while before former President Obama was able to kickstart this act that had been created and diligently worked on before his election.
Police militarization involves both direct and indirect forms, with direct militarization referring to the use of armed forces in domestic police work