ΔH° = -90.84 kJ for the following reaction: 2 Hg(l) + O2(g) →2 HgO(s). This reaction is most likely to be - a. spontaneous at all temperatures b. spontaneous at high temperatures but nonspontaneous at low temperatures c. spontaneous at low temperatures but nonspontaneous at high temperatures d. nonspontaneous at all temperatures

Q: Draw a skeletal ("line") structure of this molecule: CH3 CH3 CH2=CH—N—CHCH3 Click and drag to start…

A: IUPAC nomenclature is used for naming the organic compound as recommended by international union of…

Q: Calculate the equilibrium constant K(eq) for the following reaction at 25°C from standard electrode…

A: Given :  E°Cu+2/Cu = 0.340 V  E°Fe+3/Fe+2 = 0.771 V  E°Fe+3/Fe = -0.447 V

Q: Neptunium-239 forms when: Select the correct answer below:   A) U-238 is bombarded with α…

A: The uranium-238 does not undergo fission . if uranium-238 is bombarded with neutrons then it absorbs…

Q: When a lead acid car battery is recharged by the alternator, it acts essentially as an electrolytic…

A: Current = 10.0 A Time = 12 seconds

Q: 01 ооо O IV они о IV Н Na2Cr2O7/H2SO4/H2O OH OH III озон ОН

A: In this question, what is the predicted product of the reaction shown.

Q: a. Use bond energy values to estimate AH for the following reaction. AH = CEN (891 kJ/mol) (305…

A: ∆H of reactions can be calculated by using bond energies of products and reactants.

Q: Calculate the mass percent of each element in each of the following: a. Fe3(SO4)2 b.C9H12O4N2

A: (a) Molecular formula = Fe3(SO4)2 = Fe3O8S2 Molecular weight = (3*55.84) + (8 * 16.00) + (2* 32.06)…

Q: A student made measurements on some electrochemical cells and calculated three quantities: . The…

A: Redox reaction is reaction where transfer of electron take place from one species to another…

Q: 2. H CH₂ C... CH₂CH3 ОН

A:

Q: Draw the skeletal ("line") structure of 2-chloro-6-methyloctane. Click and drag to start drawing a…

A:

Q: Write the systematic name of each organic molecule: structure H name 1 0 0 X

A:

Q: It takes 4.00×104 BTU of energy to heat a typical house, with an area of 1770 square feet, for a…

A: Given that, 4.00×104 BTU of energy required to heat a typical house, with an area of 1770 square…

Q: Assume that air consists of 80% N₂ and 20% O2 by mole. What is the approximate mass of 1 mole of…

A: Molar mass is mass of 1 mole of the compound.

Q: What is the mass of N₂(g) stored inside an 11.2 L gas cylinder at a pressure of 6 atm and a…

A: Ideal gas equation                                              PV= nRT. Here R is gas constant

Q: Draw the skeletal ("line") structure of a cyclic alkene with 6 carbons in the ring and 2 methyl…

A: Skeletal Line structure is the representation of the of the structure of the molecule where the…

Q: Above what temperature does the followin reaction become se non spontaneous? Fe0(s) + CO (9)→ CO₂(g)…

A: A reaction with negative Gibbs free energy(∆G) change is spontaneous. A reaction with positive Gibbs…

Q: The formula for the pH of a solution of hydronium ions is given by the logarithmic equation pH=−log​…

A: pH is equal to negative logarithmic of hydrogen ion concentration

Q: Select the most TRUE statement from the following list: Metal atoms are more electronegative than…

A: Electronegativity is defined as the tendency of element to attract shared pair of electron towards…

Q: In the actual column chromatography experiment, which involves the use of eluents of increasing…

A: The concept used in this question is taken from Column chromatography .  Here we have to discuss…

Q: 4) This does not hold for other dienes. Draw the exo and endo products of the reaction of…

A:

Q: On the phase diagram below the critical point is (1), the line representing boiling is (2), and the…

A: We are provided with a phase diagram and we need to find the critical point, the line representing…

Q: Write the systematic name of each organic molecule: structure o & name 0 0 0 X

A: Select the longest chain. Please add prefix as cyclo if the compound is cyclic as main chain.  Write…

Q: Write the systematic (IUPAC) name for each of the following organic molecules:

A:

Q: Consider the following experiment: 1.0 atm 1.0 mol N₂(g) 1.0 atm 3.0 mol H₂(g) The reaction chamber…

A: We have find out the correct option.

Q: What reagents are necessary to carry out the conversion shown? Br MgBr; Mg/ether; CrO3, H₂SO4; H 1.…

A:

Q: Decide which element probably forms a compound with chlorine that has a chemical formula most and…

A: Answer:- This question is answered by using the simple concept periodicity in which elements of same…

Q: mmonium chloride, NH, Cl, is formed by the reaction of gaseous ammonia, NH,, and hydrogen chloride,…

A: Limiting reagents which present in less quantity.

Q: Question 1 What are the listed hazards for 0.1N sodium hydroxide? Severe eye irritation. All of…

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: Draw the skeletal ("line") structure of 1,2,4,5-tetramethylcyclohexane. Click and drag to start…

A: A skeletal line structucture is the representation of molecular structure where covalent bonds are…

Q: Consider the dissociation reaction of a hydrogen molecule: H₂ → 2H Derive an equation relating the…

A: The given equilibrium reaction is: H2g↔2Hg

Q: Name these organic compounds: structure CH, 1 CH₂-C- CH₂ - CH₂ 1 ОН CH- - OH 1 HO CH-CH₂-OH CH₂ -…

A: We need to name the given organic compounds according to the IUPAC nomenclature. There are 3…

Q: Fe³+ (aq) | Fe(s) || Cl(aq) | Cl₂(g) | Pt 3+ Cl₂(g) | Cl(aq) | Pt || Fe(s)| Fe³+ (aq) 3+ Fe(s) |…

A: Lose of electrons is called Oxidation Gain of electrons is called Reduction

Q: Ft C V osoft Use the observation in the first column to answer the question in the second column.…

A: If the enthalpy of vaporisation is higher of a substance then its boiling point is also higher . In…

Q: 3. At 298 K, E cell for the Daniell cell is 1.10 V. Determine the equilibrium ratio [Cu²+]/[Zn²+].…

A:

Q: Write the chemical formula for a covalent compound with the name, dicarbon tetrachloride.

A: In the given question, name of the covalwnt compound is given which is dicarbon tetrachloride. We…

Q: Draw a skeletal ("line") structure of this molecule: CH3 CH₂ CH3 H₂N-C CH-CH₂-CH3 CH3 Click and drag…

A: In skeletal structure hetero atoms remain as such where as all CH, CH2,CH3 are represented by lines…

Q: How much energy (in kJ) does it take to boil 125 grams of water?

A: The concept used here is from thermodynamics of physical chemistry.  Here we have to find the total…

Q: Consider the ethynamine molecule C₂H3N H sp² H What is the hybridization state of each of the carbon…

A:

Q: 1. Balance the following equations. Also identify the type of reaction for each.    a.    AlCl3(aq)…

A: Double displacement reaction are the reaction in which both the reactant are ionic compounds and…

Q: What is the predicted product for the reaction shown? CH3CH2NH2 HSO NH₂ ਠ 88888 _NH HO NH H2N 11 |||…

A:

Q: for the first order reaction which plot is linear (listed as Y,X) (see image)

A: Linear plot for 1st order reaction.

Q: Consider the following selected properties of water: Density (liquid water): d = 1.00 g/mL Heat of…

A:

Q: How many significant figures are there in each of the following? a. 0.065 has significant figures.…

A: To determine the number of significant figures in a number use the following rules:   1) All…

Q: be An unknown gas at 67.1 °C and 1.10 atm has a molar mass of 44.10 g/mol. Assuming ideal behavior,…

A:

Q: what is the cooeficient of Fe3+ when the following equation is balanced in basic solution CN- +…

A:

Q: . Calculate the number of moles and number of atoms/molecules from the following: (…

A:

Q: Consider the following selected properties of water: 1.00 g/mL Density (liquid water): d = Heat of…

A: As we needed the amount of heat that is required to vaporize 54 mL of water, we only need the data…

Q: What is the name of the alkali metal that is in period 3? What is the name of the halogen that is in…

A: The above question is based in preodic table. A period  is a row of chemical elements in the…

Q: A 8.60 L container holds a mixture of two gases at 39 °C. The partial pressures of gas A and gas B,…

A:

Q: Assume that air consists of 80% N₂ and 20% O2 by mole. Under the STP conditions, what is the partial…

A: Given , Air consists of 80% N2 and 20% O2 by mole.