Write abbreviated electronic configurations for the following:a) iodine b) element number 38 c) As d) phosphorus

Q: Write the name of the ionic compound formed by Na and P?

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Q: The molar mass is the mass of a mole of atoms. O True O False

A: Correct Ans is -  The molar mass is the mass of  a moles of atoms ---> This statement is true. Un...

Q: Calculate the Delta G value from the following data and state whether the process will be spontaneou...

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Q: The molecule ammonia has the following Lewis structure. What shape best describes the shape of this ...

A: Nitrogen has one lone pair on it and three pairs of bonded electrons that are paired to three hydrog...

Q: If K for the following reaction is 5.4 x 10 13 2 NO (g) + 02 () ) 2 NO2 (g) what is K, for the react...

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Q: Need help on Stoichiometry.  Attached is the Question !

A: Sulfur dioxide reacts with oxygen gas to form sulfur trioxide which is the first step in the synthes...

Q: Which of the following mixtures is most polar? O 9:1 Hexane/Acetone O 9:1 Hexane/Tetrahydrofuran O 9...

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Q: The combustion of propane (C3H8) produces CO2 and H2O: C3H8 (g) + 5O2 (g) → 3CO2 (g) + 4H2O (g) The ...

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Q: For the decomposition of dinitrogen pentoxide in carbon tetrachloride solution at 30 °C 2 N2054 NO, ...

A:   From the above relation we can find the rate of formation of O2 , using the rate of disappearance...

Q: See Figures 4.5a and 4.7. Can propane (C3H8) form isomers? Explain.

A: To find: Whether propane can form isomer or not  

Q: 4. An electron revolving in the fourth excited hydrogen atom drops into second state and then to the...

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Q: Consider the reaction A(aq) = 2B(aq) where Kc = 4.1 at 25 °C. If 1.5 M A(aq) and 0.50 M B(aq) are i...

A: Given equilibrium reaction is  A(aq) <---> 2B(aq)  Equilibrium constant (Kc) = 4.1 Initial con...

Q: e equation is rate = 5.3 x 10 -10 ed 3.92 L vessel at 25°C, what o

A: t = 136 year  [ 1year = 365days ]  t = 136 • 365 days  t = 49640 days  [ 1day = 24hr = 24 • 60 • 60 ...

Q: A sample of nitrogen gas occupies a volume of 9.82 L at 67.0°C and 347 torr. torr. f the volume of t...

A: Solution : We will use the ideal gas equation in this case as initial pressure, volume, and temperat...

Q: Sulfur and oxygen react in a combination reaction to produce sulfur trioxide, an environmental pollu...

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Q: Cyclobutane decomposes rapidly at room temperature whereas cyclohexane is quite stable. Why is this ...

A: A wide variety of organic compounds are seen to have cyclic or ring containing structures. These are...

Q: Which is the correct equilibrium constant expression for the following reaction? Fe 20 3 (s) + 3H 2 ...

A: Equilibrium constant expression can be described as a product of molar concentration of products (ea...

Q: Determine the diffusion coefficient D for the diffusion of hydrogen into FCC iron at 800°C

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Q: Direction: predict the major new product if any resulting from the each of the following reactions  ...

A: The acid chloride is denoted by R-COCl, where R can be an alkyl or aryl group. For example, when the...

Q: A piece of silver has a density of 10.5g/cm^3. If the amount of space that the silver takes up is 25...

A: Given: The density of silver=10.5 g/cm3  The volume of silver =25.5 cm3 Mass of silver=?

Q: Chemistry Question

A: It is a single displacement reaction where K is displaced by Fe  gram atomic mass of k = 39g Now we ...

Q: Assign a formal charge to each atom.

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Q: A stellar object is emitting radiation at 1220 nm. A detector is capturing 6  107 photons per second...

A: Photons are the small particle which are moved in vacuum with speed of light. The total energy of th...

Q: Consider an ion with the symbol Y³ formed from a representative element (Y is an unknown element, no...

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Q: Which of the following statements is true? Select one: At equilibrium, K = 0. If K > 1, the rea...

A: According to Le Chatelier’s principle, “When a system experiences any disturbance in the equilibrium...

Q: Kc = 5.6 × 10−12 at 500 K for the dissociation of iodine molecules to iodine atomsI2(g) ↔ 2 I(g) A m...

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Q: you want to synthesize butanoic acid you have propyl bromide, magnesium, and carbon dioxide. draw th...

A: Synthesis of grignard reagent from propyl bromide  Attack of grignard reagent as nucleophile  Hydrol...

Q: These are the following alkyl halides. State and explain whether these four molecules would undergo ...

A:   In NSR one nucleophile is replaced with another nucleophile  Nn general alkyl halides undergo NSR...

Q: Chemistry Question

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Q: At constant pressure, the reaction 2A(g) → B(g) is exothermic. Which of the following statements is...

A: ∆G value is negative then spontaneous and of positive then non-spontaneous  ∆H = -ve ( because of ex...

Q: what mass (in g) of disodium phosphate (Na,HPOJ must be dissolved in 495.50 ml of water to create a ...

A: For solving this problem we have to use the molarity equation: Molarity(M)=Number of molesvolume in ...

Q: Determine the empirical formula for a compound that contains 15.0% C, 5.0% H, and 80.0% S by mass. e...

A: (1) Empirical formula is a representation of elements in  simple ratio between them. For determinati...

Q: Which of the following has the highest heat capacity and conductivity? Group of answer choices a. ...

A: Solution :      Heat capacity is used to measure the amount of heat a material can hold. This is a p...

Q: Complete the table that follows with the proper ions, chemical formulas.

A: The chemical formula gives information about the proportion of atoms present in a chemical compound....

Q: An aqueous mixture of phenol and ammonia has initial concentrations of 0.200 M C6H5OH(aq) and 0.120 ...

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Q: Estimate the decay of carbon (Precalculus 1)

A: The given question is self explanatory. Formula is given in question.

Q: A certain decomposition reaction has a half-life that depends on the initial concentration of the re...

A: The half-life expression for nth order reaction. t1/2=2n-1-1(n-1)k[A]0n-1  

Q: An aqueous solution is prepared by dissolving 0.050 mole of formic acid, HCOOH, in 1.00 kg of water....

A: Given, Moles of formic acid (n) = 0.050 mol Mass of water (W) = 1 kg Freezing point of solution (T) ...

Q: Explain the following figure in detail One by One? Analytes Change during storage Preservation Adsor...

A:      Solution :     Different analytes show different reactions with different compounds. Some show ...

Q: How many moles of H₂ are required to give off 2951 kJ of heat in the following reaction? N₂ (g) + 3 ...

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Q: Which of the following sulfates are insoluble in water? Na2S04, CaSO4, PBSO4, (NH4)2SO4 ON22SO4 and ...

A: Calcium, strontium, barium, silver and lead sulphates are insoluble in water. Reason :-  Sodium sul...

Q: Need help with Stoichiometry.   Attached is the question.

A: Iron (III) nitrate reacts with sodium hydroxide to form iron(III) hydroxide and sodium nitrate. The ...

Q: A solution contains Al3+Al3+ and Co2+Co2+. The addition of 0.3808 L0.3808 L of 1.706 M1.706 M NaOHNa...

A: First calculate number of moles of NaOH required using molarity relation.  Molarity=Number of MolesV...

Q: Please name them

A: The questions are based on the IUPAC naming of the given compounds. E and Z designation exist for al...

Q: What is the molarity of a solution of KOH made from 150.0g KOH in 300 mL of solution? Answer in M, p...

A: Molarity is the number of moles of solute in one liter of solution. Represented by M. Can be written...

Q: The reaction below was experimentally determined to be first order with respect to O2and second orde...

A: Answer:- this question is answered by using the simple concept of chemical kinetics. firstly rate la...

Q: Calculate the amount of heat released in the combustion of 5.6 grams of Al with 8.6 grams of O2 to f...

A: Balanced Reaction 4 Al(s) + 3O2 (g) --> 2 Al2 O3 (s) Mass of Al = 5.6 g Moles of Al = 5.6g / 26.9...

Q: How much heat is needed to melt 564 g of silver that is at 32.3 C?

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Q: The 1H-NMR spectrum of the compound below shows signals at 1.33, 2.70, 3.84, and 7.27 ppm. Assign th...

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Q: Water is a volatile liquid. O True O False

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