Inorganic Chemistry questions and answers in October 2022

Question 1   A.   Assume you mix (1.86x10^2) mL of 0.400 M HCl with the same volume of 0.400 M NaOH in a coffee-cup calorimeter (as will be done in the lab). The temperature of the solution before t...
 . Limiting Reactant Procedure < 5 of 5 > Aluminum reacts with chlorine gas to form aluminum chloride via the following reaction: 2Al(s) + 3Cl2 (g)-2AlCl3 (s) You are given 13.0 g of aluminum a...
 . 11. Amino acids can have three forms depending on pH, illustrated below. Describe which form happens at which pH (low, medium, high) and explain your reasoning. (3 points) H H H. H H. H H. H N N N...
 . HW- Intro to spectroscopy (10 points) 1. Make the necessary conversion in order to fill in the table. Also, show full solution on a separate paper. Name the spectral region associated with each of...
The enzyme penicillinase in certain bacteria is used to decompose penicillin and render it inactive. The Michaelis-Menten constants for this enzyme and substrate are K M = 5.0 × 10 −5 M −1 and k ...
1) Dinitrogen, 𝑵𝟐, the major component of the air we breathe (75.5% by  mass), is very stable and unreactive. On the other hand, 𝑶𝟐 is a reactive specie and is a good oxidizer.  Use, mol...
1) Calculate the molar energy of repulsion between two hydrogen nuclei at the separation  in 𝑯𝟐 (𝟕𝟒. 𝟏 𝒑𝒎). The result is the energy that must be overcome by the attraction from ...
1) The compound 𝑪𝑶𝟐 is a gas at room temperature. The compound 𝑺𝒊𝑶𝟐 is a crystalline at  room temperature. Why is compound 𝑺𝒊𝑶𝟐 so different from 𝑪𝑶𝟐? (silic...
Why do you think sleep is often underrated? How has technology and social media impacted our sleep habits over the last 10 years? Discuss the importance of getting the recommended number of hours slee...
 . Complete the sentences regarding alkall metals hard highest The first group of elements in the periodic table is named for the alkaline (basic) nature of their oxides and for the basic solutions t...
 . Saved 252F#/acti... Q 2 * * 0 Help Save & Exit Submit Classify each of the given electronic transitions for a hydrogen atom. Check my work n =3 - n = 4 Absorption Ultraviolet Visible 1 =6 - 1=...
Please shows all work . 7. The lattice constants of GaAs1-xPx alloys are continuously tunable from 5.43 A (pure Gap) to 5.65A (pure GaAs). Calculate the composition x for GaAs1-xPx with lattice const...
Please show all works . 4. Considering a lattice patterned after NaCl but having half of the face centered positions of the anion sub-lattice removed. What is the resulting stoichiometry? 5. LizO has...
 . F 3- Co: F F [COF6]3- What is the oxidation state and d-orbital filling of the cobalt atom in the above system? O a. 2- and d9 O b. 3- and d5 O c. 3+ and d O d. 3+ and d6. Question 7 Not yet answe...
Please help me with this equations  thanks   . SECTION C: REDUCTION OF V(V) WITH METABISULPHATE THE REACTION EQUATIONS Please complete the stoichiometry of the reaction equations below. REDUCTION O...
 . EXERCISES Set A. Properties of Symmetry Groups A3.1 What are the highest-order pure rotational subgroups of CRH, Dza, Cs,? 62 PRINCIPLES A3.2 What group is obtained by adding to or deleting from e...
Adding helium to a balloon increased its volume from 637.7 mL to 2.459 L. If the final number of moles of helium in the balloon is 25.4 mol, what was the initial number of moles of helium in the ballo...
At - 12.2 C the pressure equilibrium constant K =2.8 x 10 for a certain reaction. Here are some facts about the reaction: . If the reaction is run at constant pressure, 144. kJ/mol of heat are absorbe...
I'm having hard getting the right answer. 2N205 (8) - 2N204 (8) + 02 (8) She fills a reaction vessel with N, O, and measures its concentration as the reaction proceeds: time (seconds) [N20s ] O 0.0300...
H2O2 has free rotation around the O,O bonding forming staggered and eclipsed structures. Experimental findings indicated that structure C is the most stable conformer (more gauche conformer at 115o ro...
 . II. Electrochemical Corrosion A. Use of Sacrificial Anode and Noble Coatings Time: Acid-Treated Paper Clip Observations with Al metal with Cu metal with Mg metal with Pb metal No coupled metal. II...