Rank the elements or compounds in the table below in decreasing order of their boiling points. That is, choose 1 next to the substance with the highest boiling point, choose 2 next to the substance with the next highest boiling point, and so on. chemical symbol, chemical formula or Lewis structure substance boiling point v (Choose one) 1 (highest) A HCI 2 H О — О —Н В 3 .. 4 (lowest) HgCl, |(Choose one) H, (Choose one) ♥ D ?

Q: Atomic emission spectra are caused by: O Electrons moving from lower energy levels to higher energy ...

A: Answer of this question :-  Atomic emission spectra :- A series of bright lines, separated from each...

Q: Check Your Understanding on Crystal Structure 1. Differentiate crystal structure, crystal system, an...

A:

Q: [References) Predict the sign of AS and then calculate AS° for each of the following reactions. (Thi...

A: We'll have to remember some rules to predict the sign of entropy 1. Gases has higher entropy means i...

Q: The unit cell for tin has tetragonal symmetry, with a and blattice parameters of 0.5 and 0.318 nm, r...

A:

Q: he burning of 50.2 g of SiH 4 (MW= 32.8)at constant pressure gives off 3790 kJ of heat. Calculate A ...

A: Please see the attachment. 

Q: Check Your Understanding on Crystal Structure 1. Differentiate crystal structure, crystal system, an...

A: Miller indices are used to specify direction and plane. Miller indices are group of three numbers wh...

Q: Identify the criteria which compounds must meet in order to be considered aromatic. (Select all appl...

A: ->Aromatic compounds are most stable and antiaromatic compounds are least stable.  

Q: Consider the imaginary element X. Which would you expect to have the largest radius and why? 1. X* 2...

A: ->when element loss electron then cation of element form.But protan are same.  

Q: Indicate the oxidation state of the underlined element in the following species. Show all pertinent ...

A:

Q: An buffer is prepared by combining 1.61 moles of HX solution with 0.28 moles NaX and diluting to a t...

A: Given :- number of moles of HX = 1.61 mol  Number of moles of NaX = 0.28 mol  Total volume = 1 L  Ka...

Q: OMg +o -> MgO Mg = Mg = %3D %3D 0 = %3D %3D

A: Complete the reaction by using coefficient---

Q: I have problems understanding the results of this experiment, could you help me by explaining the re...

A: Lambda Max is a wavelength at which absorbance of solution is maximum comparing with absorbance at o...

Q: Question 4 of 10 Please write the electron configuration of the following elements: Copper Sodium Ni...

A:

Q: Can the combination of NH3 and (NH4)2SO4 form a buffer? Use appropriate reactions to explain why or ...

A:

Q: What is the percent yield of CO 2 if the reaction of 10.0 grams of CO with excess O 2 produces 14.0 ...

A: Using stoichiometric ratio we can determine how many moles of CO2 produce and from that we can calcu...

Q: If 123 g of C10H16O are dissolved in 355 g of C6H6, what is the freezing point of this solution?

A:

Q: 3/5 Gaseous butane (CH;(CH2),CH,) reacts with gaseous oxygen gas to produce gaseous carbon dioxide (...

A:

Q: I need help calculating the concentration of acid in each buffer solution show in the second picture...

A:

Q: Copper(II)-ammonia system 1. Place 1 mL 0. 1 M CuSO, into a test tube. Then, add 5 drops 1. 00 M NH,...

A: Answer: This is confirmatory tests for copper(II) ion of group-II in qualitative analysis of basic r...

Q: For isothermal transformation of an iron-carbon alloy of eutectoid composition, sketch a sample path...

A:

Q: A substance has a half-life of 26 years. presently, if there are 6293 grams of the said substance, h...

A:

Q: A 25.0 g block of copper (specific heat capacity 0.380 J/g･°C) at 81.2 °C is placed into 500.0 g of ...

A:

Q: How many nodes are present in the following molecular orbital of 1,3.5-hexatriene? 888888 O Five O T...

A: ->When the sign of loab changed it is a longer node.  

Q: Calculate the standard energy change, A EU, for the reaction below. 12NH 3(g) +210 2(g) 8HNO 3 () + ...

A: Given that, a chemical reaction   We have to calculate the standard energy change of the reaction. ...

Q: In the case of serine, threonine and tyrosine they have the -OH group in their residue. I'm wonderin...

A: To answer the question we have to know the structure of serine , threonine and tyrosine . PKa =-log ...

Q: 1.27 Draw the structures of the products that are formed when the following disulfide is reduced: CH...

A: Reduction can be defined as Addition of hydrogen to the substrate or removal oxygen from the substra...

Q: Determine: a) What is the Global reaction b) What is the theoretical power of the cell c) What is th...

A:  (a)               C + 2O2-     →Anode         CO2 + 4e-4e- + O2     →cathode        2O2-           ...

Q: You are characterizing a new polymer, and found that your sample is composed of the following fracti...

A: Number average molecular weight is given by, Mn¯=Mnwhere, M=mass of polymern=number of moles When di...

Q: Calculate aGa: 298 K for the reaction below. Fe 20 3(s) + 13Coig) 2Fe(CO) sla) + 3C0 2(0) Afimal) -8...

A:

Q: Question 1 of 10 Draw the orbital diagrams of the following elements: Silicon Oxygen Chromium

A: Orbital diagrams are pictorial description of electrons in an atom. 3 rules are useful in forming or...

Q: The standard reaction free energy aG" = '= -910. kJ for this reaction: 6C(s) + 6H,(g) + 30,(g)-C,H1,...

A:

Q: 7.40 a. Suggest an explanation for the fact that 1-methylcyclopropene is some 42 kJ/mol (10 kcal/mol...

A:

Q: Question 1 of 10 Draw the orbital diagrams of the following elements: Silicon Oxygen Chromium

A: Orbital diagram is defined as a representation which represents the electron distribution of electro...

Q: Question 10 Which one of the following statements does not describe the equilibrium state? O Equilib...

A: 1) equilibrium is dynamic and both forward and reverse reactions never stop.

Q: What is the empirical formula for a compound containing 59.72% Tin 16.10% sulfur and the remainder o...

A:

Q: Determine the enthalpy of combustion of liquid octane (C8H18) at 25C and 1 atm using enthalpy of for...

A: The balanced chemical equation for the combustion of octane ( C8H18 ) is,   2 C8H18 (l)  + 25 O2(g) ...

Q: If the dielectric constant of Si is 11.7, and binding energy of Sb donor is 0.039 eV and that of As ...

A: Given : the formula of binding energy

Q: The equation for the formation of hydrogen iodide from Hz and Iz is: H,(2) +1,(g) 2HI(2) 2nd attempt...

A:

Q: Write the materials and how are you going to prepare this solution with step-by-step procedures.   2...

A: In a solution, the amount of solute present in the solution is expressed as concentration. The conce...

Q: If 0.251 grams of MgO were added to 24.8 mL of HCl (density = 1g/mL), use the graph collected below ...

A: According to the given graph,  Initial temperature of HCl solution, Ti = 19.41 oC. Final temperature...

Q: NO 2 NO2 H N.

A:

Q: What is the percent yield of CO 2 if the reaction of 10.56 grams of CO with excess O 2 produces 14.0...

A:

Q: 3. Describe the crystal structure of iron, which crystallizes with two equivalent metal atoms in a c...

A:

Q: A student prepares a stock solution of BaF2 by dissolving 50.00g of a BaF2 in 1.00L of water. An add...

A: Given data,Mass of BaF2=50.00gVolume of water=1.00LMolarity of desired solution=0.100MVolume of desi...

Q: Calculate the standard energy change, A EO, for the reaction below. 12NH 3(g) + 210 2(g) 8HNO 3 (E) ...

A:

Q: Aqueous hydrochloric acid (HCI) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium ...

A: given :-  HCl(aq) + NaOH(s) → NaCl(aq) + H2O(l) mass of NaOH = 10.8 g  mass of HCl = 25.9 g  To calc...

Q: Consider the structure of cyclobutyne, if it undergoes hydratio

A:   Internal akyne upon hydration gives ketone and acethylen gives aldehyde , by addition of water to...

Q: Consider a buffer solution that contains 0.25 M CgHalCO2H){CO2K) and 0.15 M COH4(CO2K)2. pk (CH4(CO2...

A:

Q: When it comes to predicting the bond orders using MO theory and VB theory, which of the following st...

A: A question based on atomic structure that is to be accomplished.

Q: 1. Cu HNO3 → NO2 + Cu(NO3)2 H2O

A: According to guidelines I am supposed to answer only first question