Assign oxidation states to all atoms in the following: a. CO2 b. FeS c. SF6 d. NO3-

Q: How much energy is required to raise the temperature of 13.0 grams of solid silver from 22.0 °C to 3...

A: Ans. 49.07 Joules

Q: The water quality from a well test is given below. If the target hardness is 95 mg/L as CACO3, deter...

A: The water quality from a well test is given below. If the target hardness is 95 mg/L as CaCO3 determ...

Q: yQ = mcAt, %3D

A:

Q: What volume of 6.0 M HNO3 is required to prepare 250 mL of 0.40 M HNO3

A: The molarity of a solution is the ratio between the number of moles of the compound to the solution ...

Q: Which of the following is incorrect in the set of sign conventions for AH, AS, and AG with the tempe...

A: We have to predict the incorrect set of thermodynamic quantity.  

Q: The data below were collected for the following reaction: 2 NO2 (g) + F2 (g) - 2 NO2F (9) Expt (NO2]...

A: We have to calculate the rate law.  

Q: 2. The equilibrium constant K, for the formation of nitrosyl chloride from nitric oxide and molecula...

A: For the reaction., 2NO + Cl2  ----> 2NOCl Kc for the reaction = 1 × 105  Mole of NO = 6.7 × 10-2 ...

Q: 19. The initial rate of reaction between Substance A and Substance B was measured at a series of con...

A:

Q: Will HNO2 act as a Bronsted-Lowry acid or base when reacting with water?

A: Identify Bronsted Lowry acid or base ---

Q: Consider the dissolution of A¿B: A2B(s) 2A*(aq) + B(aq). Using the information below, calculate for ...

A: We have to calculate the ∆Go for reaction.  

Q: This is the chemical formula for nickel tetracarbonyl (a powerfully poisonous liquid used in nickel ...

A: Given :-  chemical formula of nickel tetracarbonyl = Ni(CO)4  no.of moles of Ni = 0.0374 mol  To cal...

Q: Limiting Reactant and Percent Yield Worksheet 1. Calcium hydroxide, used to neutralize acid spills, ...

A: Data given from the question, moles of HCl= 6.3 mol  moles of Ca(OH)2= 2.8 mol  then,  

Q: While they absorb moisture and generate heat, 12 g of Wool fibers were used to warm up 38 g of water...

A:

Q: Which of the following statements about flame ionization detector (FID) is not true? O A. FID measur...

A: FID (Flame Ionization Detector) is a chromatographic instrument used for the analysis of any organic...

Q: Which of the following scenes depict the process of an increase in the enthalpy?     Stirring a coff...

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Q: 1 2. Which indicated protons would be most downfield and which would be most upfield in an NMR spect...

A: More the Deshielding more will be downfielded the hydrogen . More the Electron Donating group more w...

Q: duced solids, if anything at all. Some of them, however, produced gases. Which ion was most likely r...

A:

Q: A sample of 24.9 g of ammonium nitrate, NH4N03, was dissolved in 121.3g of water in a coffee cup cal...

A: Mass of sample (ammonium nitrate) = 24.9 gram Mass of water = 121.3 gram Specific heat of solution =...

Q: Nitrogen dioxide is cooled to produce dinitrogen tetroxide. Which thermochemical equation represents...

A: When earlier reaction products behave as a reactants and reactant act as products then reaction obta...

Q: 15. Methylamine is a weak base with the formula, CH3NH2, the Kb for methylamine is 4.38 x 10-4 In a...

A: We have to calculate the pH of the solution .  

Q: Can you please type this out and not write it on paper, thank you!

A: In a substance, the state of the matter or the phase of the substance depends on the arrangement of ...

Q: Which of the following is incorrect about entropy of a substance? O Slig > 0 Sgas = 0 O Sliquid > Ss...

A: Entropy: It is the measure of disorder/randomness of a system. Order of entropy: Gas> liquid >...

Q: Which solution would have the lowest pH?      Select one: a. 0.1 mol/L NH3(aq) b. 0.1 mol/L HCl(aq) ...

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Q: Chloroform is an anesthetic. It is used to produce the refrigerant carbon tetrachloride according to...

A:

Q: 11 What is the specific heat of a metal (260 g) that is heated from 25°C to 45°C when 2400 J of ener...

A:

Q: A cylindrical metal canister is filled with pressurized diatomic oxygen gas, O2. e circular base of ...

A: Radius of circular base of cylinder = r = 0.06m Height of cylinder = h = 0.3m Pressure of gas = 5.78...

Q: II 24 Iours, what is the half-life of Ra-226 in years? 27 3. Arsenic - 70 has a half life of 140 day...

A: As per our guidelines we can only solve first question. Please resubmit the other questions as next ...

Q: CI HNO3 H2SO4 CI Br 1) H* / H2O 2) NaH 1 equiv. m-CPBA HBr 10°C `CI , AICI3 1) 2) Zn(Hg), HCI 3) NBS...

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Q: Which of the following is considered ewaste? Select all that apply Washing machine Lap top Vacuum OL...

A:

Q: What factor does not affect the rate of a chemical reaction? collision frequency fraction of collisi...

A: Chemical kinetics is the branch of chemistry in which we deal with speed at which rate of reaction o...

Q: Calculate the most probable speed for hydrogen molecules at 0C. Select the correct response: 1200 m/...

A: Given data: Temperature (T) = 0°C = (0+273.15) K = 273.15 K Molar mass of hydrogen molecule(M) = 2 g...

Q: 1. For each of the following reactions, identify the category of reaction, balance lne reaction, and...

A: The correct answer is given below

Q: Consider the system at equilibrium. S(s) + 0,(g) = SO,(g) How will adding more S(s) shift the equili...

A: Consider the system at equilibrium. S(s) + O₂(g)  ---> SO₂(g)

Q: 9. A 250 ml flask containing 1.0 g of excess BN(s) is injected with 0.21 mol of Cl,g). 2 BN(s) + 3 C...

A:

Q: A solution was prepared by dissolving 35.0 mL of methanol in sufficient water to give a total volume...

A: We have to predict the percentage by volume of given solution.  

Q: Calculate the solubility (in g/L) of CaSO,(s) in 0.300 M Na, SO,(aq) at 25°C. The Ksp of CaSO, is 4....

A: Here we have to calculate the solubility of CaSO4  in 0.3M Na2SO4 at 25°C. Ksp (CaSO4) = 4.93×10^-5

Q: A 24.8 mL sample of 0.283 M diethylamine, (C2H5)2NH, is titrated with 0.220 M hydrochloric acid. Aft...

A: A) The reaction between (C2H5)2N and HCl is 1:1 molar (C2H5)2N + HCl -------> ((C2H5)2NHCl moles ...

Q: Nitrogen dioxide (NO, gas and liquid water (H,0) react to form aqueous nitric acid (HNO,) and nitrog...

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Q: ent in many sond Ter rs. It Caln idsoud snoanhp liquid ammonia. Calculate the moles of ammonium phos...

A:

Q: Is H2CrO4 amphiprotic (or amphoteric) when reacting with water?

A:

Q: How would you synthesize the following compounds from butanenitrile using reagents from the table? ...

A:   a. Nitrile is converted into carboxylic acid  in base hydrolysis followed by acid workup,  then ac...

Q: Which of the following IUPAC names is incorrect? Group of answer choices methylcyclohexane cis-1,4-d...

A:

Q: Uranium -233 is bombarded by an alpha particle.   It produces two neutrons and what daughter isotope...

A: Given that, U-223 bombarded by an alpha partical then form 2 neutron and daughter nuclei. Daughter i...

Q: A major component of gasoline is octane (C,H2). When liquid octane is burned in air it reacts with o...

A: Octane is Burn in presence of oxygen. 

Q: What is the type of catalysis is in the given reaction: CH3 – CH = CH2(g) + H2(g) Ni (s) Ns CH3CH2CH...

A: This is a reaction where the alkene is converted into alkane . Here Ni(s) as a catalyst.

Q: CH3 CH3 CH3 CH3CH2CH-CH-CH-CH2CH-CH3 CH2CH3

A: Rule of IUPAC- 1) Longest chain as parent chain. 2) Numbering start from those side where more prior...

Q: Practice Problem 16.3 What product is formed when each carbonyl compound is treated with K,Cr,0,? In...

A:

Q: 5. Huge quantities of sulfur dioxide are produced from zinc sulfide by means of the following reacti...

A: Percentage yield of a reaction is defined as : % yield = (actual yield/theoretical yield) x 100% 

Q: If the H+ concentration in a carbonated beverage is 4.7 ´ 10-5 M, what is the OH- concentration? (Kw...

A: The H+ and OH- concentration in aqueous solution is related by the following relation- H+ + OH- = Kw...

Q: 21. A mountain is 4500 M high. Assuming Paust- 2700 kg/m' and pmante - 3300 kg/m what is the depth o...

A: