Write down two reasonce structures for the nitrate
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?
Expected delivery within 24 Hours
Determine the number of alkenes products that could reasonably be produced from each of the following compounds under the indicated reaction conditions.
An object of 0.20 kg joined to the end of the string swings in a vertical circle of radius 80 cm. At the top of the circle the speed of the object is around 4.5 m/s. Find out the magnitude of the tension in the string at this position?
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?
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.)
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.
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.
1954753
Questions Asked
3,689
Active Tutors
1417858
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
How do you usually help parents shift their perspective when they expect more academic style activities at this age?
Childhood trauma, such as witnessing domestic violence or personally experiencing abuse, has significant neurobiological effects for both physical and psycholog
Question: The emotional impact of trauma and other stresses from infancy to adolescence is called:
When measuring participant self-esteem, we might want to have participants complete the measure twice, about a week apart,
The contributions of early theorists such as Atkinson, Shiffrin, and Tulving shaped the evolution of cognitive psychology.
Which behavior is a sign of GAD? Sleeping more than usual Excessive exercising Feelings of worthlessness Having difficulty staying focused on daily tasks.
Question: Which trait is a characteristic of individuals with positive mental health?