How do I find the oxidation numbers for I2O5 ? what are they and how did you get there?

Q: What is the pH of the solution when 20.0 mL of 0.155 M of NH3(aq) is titrated with 15.0 mL of 0.225…

A:

Q: NAL NEL NIL NOL 7. an E-alkene 8. has the most negative heats of hydrogenation 9. the most stable…

A: The alkenes given are,

Q: Chemistry Consider a galvanic electrochemical cell constructed using Cr/Cr³⁺ and Zn/Zn²⁺ at 25 °C.…

A:

Q: Properties of Nuclear Radiation Science 10 Property Alpha Decay Beta Decay Gamma Decay Particle…

A: There are mainly following type of Nuclear decays -  (1) Alpha decay -  In this type of decay ,…

Q: The following information is given for lead at 1 atm: AHvap (1740.00°C) = 858.2 J/g T = 1740.00°C…

A: Given: The Tm of lead = 328.00 ∘C The specific heat of solid lead = 0.1300 J/g ∘C The specific heat…

Q: Given that Ke = 2.00 for the decomposition of COF2(9) into CO2(0) and CF4(9) at 1000 °C, Co2, 0.200…

A: Chemical equilibrium reaction is 2COF2(g) ---> CO2(g) + CF4(g)  Qc = [CO2][CF4]/[COF2]2 =…

Q: он HO OH HO HO NH Но HO 1- Important functional groups as per the structure? 2- Possible drug target…

A: A functional group is a substituent responsible for distinctive chemical properties and chemical…

Q: -1 A certain liquid X has a normal freezing point of 5.40 °C and a freezing point depression…

A: Formula used :-  ∆Tf = Kf m  Where  ∆Tf = change in freezing point         = T0 f - Tf  Where T0 f =…

Q: 11. OMe Me

A:

Q: I have a balloon that can hold 100 liters of air. If I blow up this balloon with 3 moles of oxygen…

A:

Q: Thiamine hydrochloride 2 ОН H Experiment 32A Benzaldehyde Benzoin

A: The reaction given is,

Q: How long will it take to plate out 4.9 g Ni from aqueous Ni2+ with a current of 113.1 A? HOW DO WE…

A: Given:: Mass of Ni= 4.9 g molar mass of Ni=58.6934 g mol-1 charge = ?

Q: Question 8 The following elimination reaction will give a mixture of products as shown. Which is the…

A:

Q: Explain Gay-Lussac's Law

A:

Q: Which of the following equations about the chemical equilibrium below is correct? 4 KO2(a) + 2…

A: Which of the following expression is correct ---

Q: Provide the appropriate reagents or product in the following examples. OMe 1.0s0, TBHP, H,O/THF 2.…

A: Reaction 1 : Heck coupling followed simmon smith reaction. Reaction 2 : Osmylation followed by…

Q: Question 24 Which reagent allows you to convert an alkyne to an alkene with trans stereochemistry? O…

A: Reduction of Alkyne :

Q: 2. The following is the relative number of molecules in the vibrational states of the 1CI molecule…

A: The above question can be solved using the Maxwell- Boltzmann distribution law The Maxwell–Boltzmann…

Q: Write the balanced COMPLETE ionic equation for the reaction when NaC₂H₃O₂ and LiCl are mixed in…

A: Given statement is :  Write the balanced COMPLETE ionic equation for the reaction when NaC₂H₃O₂ and…

Q: HA 0.05 L buffer solution (pH = 11.00) was prepared from 0.02 L, 0.2 M NaHCO3 and bottle of sodium…

A: Given the volume of the buffer solution prepared = 0.05 L  pH of the buffer = 11.00  NaHCO3  and…

Q: 3. Which of the following Lewis structures for PO43 has the lowest formal charges? :0: 3- :ö: 3- :0:…

A: The formula to calculate the formal charge on any atom is given by the following equation . Formal…

Q: Anhydrous CuSO4 is converted to CuSO4 · XH20 to absorb water from certain liquids. What is the value…

A:

Q: Select the major product of the following reaction. 1. NaOE/ E1OH 2. H,O Ph. Ph Ph

A:

Q: pH of pure water

A:

Q: Meo Meo Me 5. Me Meo

A:

Q: 12.2 g of 2-methylbutan-2-ol (MW 88.15 g/mol) reacts with excess H2SO4 to form 7.98 g of…

A: Given data,Mass of 2-methylbutan-2-ol=12.2 gMolecular weight of 2-methylbutan-2-ol=88.15 g/molMass…

Q: 8.7 cm' of sulphuric acid. Find the concentration of the sulphuric acid in both mol dm3 and g dm3.…

A:

Q: An aqueous solution of potassium hydroxide (33.6 mL; 0.212 M) is reacted with an aqueous solution of…

A: Given: Concentration of KOH = 0.212 M Volume of KOH solution = 33.6 mL = 0.0336 L…

Q: At 105.1 oC and 0.4500 atm pressure, a gas occupies a volume of 0.600 L.  How many liters will it…

A: Gas laws , PV = nRT  P1V1/T1 = P2V2/T2

Q: +2 IR LOD 50 4000 3000 2000 IS00 1000 S00 NAVENUMBER 36 38 66 70 1460 62 68 1542 1299 936 84 3344…

A: Solutions- Infra red spectra of the organic compound.

Q: A 15.0 mL 0.500 M NaNO3 solution is mixed with 50.0 mL 0.200 M Fe(NO3)3 solution. What is the molar…

A:

Q: Consider the decomposition reaction shown below. NO2(g) ⇄ NO(g) + ½ O2(g) ΔG°rxn is +34.85 kJ/mol…

A: First we are calculated equilibrium constant using given ∆G° value using formula :  ∆G° = -RTlnK…

Q: 9. Acetylene gas (C2H2) is used in welding. Use bond dissociation energies to determine the AErxn,…

A:

Q: Be sure to answer all parts. Calculate the hydroxide ion concentrations of the following solutions…

A:

Q: A current of 3.27 A is passed through a Pb(NO3)2 solution. How long, in hours, would this current…

A:

Q: Which unit describes the amount of radiation absorbed by one gram of a substance? Multiple Choice…

A:

Q: Which among LizS, Ba(OH)2 and FeSO4 is/are likely to be more soluble than AgCl in water? Ba(OH)2 and…

A:

Q: 1) t-BUOK 2) NBS, hv Br 1 2

A:

Q: What is the pH of the solution when 20.0 mL of 0.155 M of NH3(ag) is titrated with 15.0 mL of 0.225…

A:

Q: Can you explaine the steps in drawing the molecule (3E)-hex-3-ene. what does the 3E signify?

A: Given :- IUPAC name of compound = (3E)-hex-3-ene  To determine :- steps in drawing the molecule

Q: Discuss the pH dependent colonic delivery systems and give one example of the polymer used for this…

A: A pH- and time-dependent delivery systemwas developed for delivering drugs to the colon,which could…

Q: H2CrO4 HO, HO, H3O*

A:

Q: How long will it take to plate out 4.9 g Ni from aqueous Ni2+ with a current of 113.1 A? HOW DO WE…

A:

Q: What functional group can be generated by conducting an oxymercuration-demercuration reaction in…

A: In this question we have to tell which functional group can be generated in the oxymercuration…

Q: Select Draw Rings More Erase Q ame the isomer with 3 carbons in the main chain.

A: Organic chemistry is branch of chemistry in which we deal with carbon-hydrogen bond.

Q: A galvanic cell is constructed as follows. One half-cell consists of a platinum wire immersed in a…

A: A galvanic cell is constructed as follows. One half-cell consists of a platinum wire immersed in a…

Q: OMe

A: The product has a cyclopropane ring in place of double bond of 1st substrate. The double bonded…

Q: ow many equivalent orbitals are involved in each of the following sets of hybrid orbitals? a. sp…

A:

Q: In the  EXPERIMENT  PREPARATION OF POTASSIUM IODATE, SODIUM THIOSULFATE AND STARCH SOLUTION   2.…

A: A titration is the process of determining the quantity of a substance A by adding measured…

Q: Reaction 2: 20F2(g) 02(g) + 2 F2(g) AH = -49.4 kJ Reaction 3: N2(g) + 202(g)- 2NO2(g) AH = +66.4 kJ…

A: Given reaction 2, 2OF2(g) -----> O2(g) + 2F2(g)

Group 14 Elements

The following elements come under group 14 of the periodic table.