Explain the relationship between acid strength and formal
Consider the substance H2O, H3O+ and OH-; or NH4+ and NH3; or SH- and H2S,and explain the relationship between acid strength and formal charge.
Expected delivery within 24 Hours
At 1 bar and 273.15 K a mole of perfect monatomic gas is allowed to expand adiabatically against a constant pressure of 0.315 bars until it doubles its volume.
The salt-water solution, that has 5% salt and 95% water, is pumped into tank at the rate of 3 gallons per minute. Determine concentration of salt be (as percent) after ten minutes?
Write down two reasonce structures for the nitrate ion (NO2-) and demonstrate the formal charge on each atom in each structure. Do these structures account for the fact that nitrogen bonds are of equal length?
When 90% of the mechanical energy of the system is absorbed through the aluminum, determine its temperature raise at the bottom of the incline? (Specific heat for aluminum is around 900 J/kg•°C.)
Suppose that light having a wavelength of 550 nm. (Note: The distance from pupil to the retina is around 25.4 mm. Moreover, the space among the pupil and the retina is filled having a fluid having index of refraction n = 1.36).
The only reagents that you have are 6MHCl and 15M NH3. A mixture contains the three cations Ag+, Cu2+ and Al3+ Propose a procedure for the separation of these cations.
A diffraction grating consists of a spacing of d = 1500nm. It is employed with light of wavelength 500 nm. At what angle will the first-order diffraction image be viewed?
Explain the equilibrium constant of the reaction at this temperature when the starting concentration of H2 is 3.9 M, and the starting concentration of I2 is 3.00 M, and the equilibrium concentration of I2is6.00*10-2 .
1936649
Questions Asked
3,689
Active Tutors
1442278
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Protein is an essential part of our health as it forms building blocks for all of our cells, which then use amino acids to repair muscle, skin, organs, and bone
Review the information about Health Information Exchanges in the Niles (2024) textbook. Match the description to the term as best as you can
According to the Education and Care Services National Regulations, when children attend the service there must also be at least one staff
In Lesson, we discussed how to determine if there is a quality issue to measure and access. Meaning, once you have determined there is a quality problem
You have less than 10 minutes to identify the health and social concerns/needs and interventions you believe should be considered for Lorena
According to our textbook, lack of access to contraception negatively impacts women Why should contraception be a reproductive right?
In early childhood education and care services parents must always be fully informed in advance about anything that is provided for their child