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Write an essay about molecular modelling, its uses, and applications, and use a freely available modelling software from the internet and include the details of the modelling you followed, and give examples of at least three models you developed. The paper must be at least 1500 words, double spaced, in standard fonts and contains at least two references. Please follow APA format.
A compound is observed to follow first order reaction kinetics with a half-life, t1/2, of 8 s. how long will it take the initial concentration to be reduced to 25%
A ground state H atom absorbs a photon of light that has a wavelength of 97.3 nm. It then gives off a photon that has a wavelength of 486 nm. What is the final state of the H atom. Please explain why you choose the values you do for N1 and N2 of t..
Question- Change the unit for the Electric Field from V to kV by clicking once above the unit. Observe the spot as you increase the Electric Field strength from 0 kV to 5 kV. The movement is slight so pay careful attention. Which direction is the ..
Consider the following cell: Pt|H2(g, 0.670 atm)|H (aq, ? M)||Ag (aq, 1.00 M)|Ag(s) If the measured cell potential is 1.15 V at 25 °C and the standard reduction potential of the Ag /Ag half-reaction couple is 0.80 V, calculate the hydrogen ion con..
Define the pH of the resulting solution if 30.00mL of 0.10 M acetic acid is added tom10.00mL of 0.10 M NaOH. Suppose that the volumes of the solutions are additive.
The pH at the ¼ neutralized point in the titration of a weak acid is 3.958. What is the pKa of this acid
the world's estimated annual gas reserves in 2006 were 6124 trillion ft3 .The world rate of annual use was 105.5 trillion feet3. How long these reserves will last if the rate of use continues?
Question- The enthalpy of neutralization of HCL with NaOH is -55.8 kJ/mol when very dilute solutions are mixed, but is -58.2 kJ/mol when 2M solutions are mixed. The reaction is
How many total moles of ions are released when each of the following samples dissolves completely in water
what is the free zn2 concentration if 0.020 m zn2 solution is mixed with an equal volume of 2.0 m nh3? kf for znnh342
What is the half life? How long would it take for the concentration of CH3NC to decrease to 75% of its initial value? to 30% of its initial value
What is the bond angle and molecular geometry around the middle two carbon atoms of cis-2-butene?
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