Chemistry Question

Q: Calculate ΔΔG° for the reaction below at 25.0°C         CS2(g) + 3Cl2(g) → S2Cl2(g) + CCl4(g) given ...

A: Applying formula ∆G = ∆H - T∆S

Q: What is the mass of 2.00 moles of CS2?

A: Molar mass of CS2  = 76.14 g /mol 1 mol CS2 = 76.14 g    

Q: how would you distinguish between the following pairs of compounds using simple chemical tests? Tell...

A:

Q: Please help

A: Given : Initial volume of gas = 3.00 L Initial temperature of gas = 300 K And final temperature of g...

Q: Consider the following separations of materials. State whether a physical process or a chemical reac...

A: Physical changes are those process which do not give a new product usually these are reversible proc...

Q: How many molecules of carbon monoxide, CO, comprise 2.34 moles?

A: Given : Moles of CO = 2.34 mol.  

Q: Draw the mechanism of the bromination of propene in the presence of water via bromohydrin formation.

A: Mechanism is given below. 

Q: Which of the following is/are characteristic of a true solution? Components interact chemically with...

A: 1st - False no paricle do not interact with each other 2nd- True as its a homogenous Solution  

Q: Calculate the vapor pressure of ethnaol at 25 Celsius. Assume the thermodynamic values are independe...

A:

Q: Which of the following substances does not necessarily have a consistent mass ratio of all its const...

A: The sample of a pure compound always contain the same elements in the same mass proportion. This fac...

Q: Chemistry Question

A: Since you have posted multiple questions, we are entitled to answer the first only.  

Q: Write the skeleton equation and the balanced chemicalequation for the reaction between iron and chlo...

A: When two or more than two reactants react together under specific reaction conditions and a product ...

Q: Express each result in correct number of significant figures and with correct unit. Don't make table...

A: EMPIRICAL FORMULA: In chemistry, a chemical formula which defines the ratio of the atoms present in ...

Q: What volume of 3.51 M KOH is required to prepare 211.0 mL of 0.750 M KOH?a. 1.24 × 10–2 mLb. 5.55 × ...

A: Given: First Values of KOH Concentration, M1= 3.51MVolume,   V1 = ????       Second Values of KOH Co...

Q: Using solubility rules, decide whether the following ionic solids are soluble or insoluble in water....

A: There are several potential outcomes when a liquid is combined with a solvent. The solubility of the...

Q: HO Ph Ph Br 1) OEt heat E ONA Ph Br H;0* 2) EtO OEt heat

A: The first reaction gives the ketone product. the second reaction gives the acid product. Both reacti...

Q: Balance the following redox reaction MnO4-(aq)+ H2S(aq)-> Mn^2(aq)+SO42-(aq)

A: The reaction taking place is given as, => MnO4- (aq) + H2S (aq) -----> Mn2+ (aq) + SO42- (aq) ...

Q: Calculate ΔΔS° for the evaporation of water, given S°[H2O(l)] = +69.9 J/mol.K and S°[H2O(g)] = +188....

A: During evaporation, the liquid water converts into water vapour. In this process, the entropy of the...

Q: 17. The most common reaction occurring in the digestion of food is a. hydrolysis Ob. anabolism c. re...

A: 1) We know that Chemical digestion occur through a process called hydrolysis which uses water and di...

Q: Is the standardization of titrant always the first step in all titrimetric analysis? Why or why not?

A: To find: If the standardization of titrant always the first step in all titrimetric analysis?

Q: Using the Hanus method of determination of Iodine number, what is the Iodine number for the followin...

A: Given that   Volume.of titrant = .350 ml

Q: What is an ionic bond?

A: Atoms can combine to form compounds. There are following types of bond which can formed between two ...

Q: Please help

A: From ideal gas equation  P V = n R T    P = pressure of the gas  V = Volume    n = moles of gas = W/...

Q: Use the virtual lab at Chem Collective  http://chemcollective.org/activities/vlab/3 Choose  1 of the...

A: We have to make a 1.75M solution of HNO3

Q: A 25.00-ml sample of an unknown HCIO, solution requires ti- tration with 22.62 mL of 0.2000 M NAOH t...

A: The molarity of a solution measures the concentration of solution in mol/L. The molarity of an unkno...

Q: All unit cell structures have six sides. Can crystals of a solid have more than six sides? Explain y...

A: Because a crystalline solid consists of repeating patterns of its components in three dimensions (a ...

Q: Name the following hydroxynitriles H H . F HO C-C-CN N: H. H. OH

A: IUPAC RULES :   Find and name longest continuous chain(Parent chain) with functional group if presen...

Q: Which of the following represents the hydration of acetic acid (a weak electrolyte)? O CH3COOH () H2...

A:

Q: Chemistry Question

A: Sodium reacts with the chlorine gas to form sodium chloride. The equation for the balanced chemical ...

Q: How many valence electrons are in the Lewis structure for the ion PO 4

A: The given ion is PO43-.

Q: Provide a correctly balanced equation for the hydration of calcium chloride (a strong electrolyte). ...

A:

Q: An important reaction that takes place in a blast furnace during the production of iron is the forma...

A: Given data contains, Mass of iron is 910 kg. The balanced chemical reaction between iron oxide and C...

Q: When titrating a weak monoprotic acid with NaOH at 25°C, the A) pH will be less than 7 at the equiva...

A: Here, you can see your acid is weak but your NaOH is strong base and when you want to titrate weak m...

Q: The use of dilute nitric acid as a washing liquid

A: The use of dilute nitric acid as a washing liquid :-

Q: ich of the following compounds has the lowest solubility in hexa OH

A: The question is based on the concept of solubility. solubility follows the basic principle "like dis...

Q: of which of the following

A: ATP components are Adenine, Triphosphate and ribose if one phosphate isolate than it's also have ADP...

Q: For the oxidation of 2-propanol to form propanone (acetone) and hydrogen CH3-CHOH-CH3 (g) ⇌ CH3-CO-C...

A: The given reaction is : CH3-CHOH-CH3 (g) ⇌ CH3-CO-CH3 (g) + H2(g) Equilibrium constant , Kc=0.444 te...

Q: Nome The following organic Compondl CH 3-CH2 CH2-C(CHs)COH)- CH3

A: The compound given is, Please find below the clearer structural formula of the compound.  

Q: Which of the following are capable of forming a buffersolution?a. NH3and NH4Cl b. HNO3 and KNO3

A: We know, a buffer consists of weak acid and its conjugate base (acidic buffer) or weak base and its ...

Q: In the following equation which is the acid and which is the base CO3² (aq) + H2O (1) → HCO3" (aq) +...

A: This is and acid base reaction which can be explained by bronsted -Lowry acid base theory.  

Q: How can the single electron in a hydrogen atom produce all of the lines found in its emission spectr...

A: To explain: How the single electron in a hydrogen atom produces all of the lines found in its emissi...

Q: 7. An Arhenius base yields which ion as the only negative ion in n aquecus solution? A hydride ion B...

A:

Q: Determine pH of a solution containing 0.320 M C3H7NH2 and 0.140 M NaBr if Kb of C3H7NH2 is 2.17 x 10...

A: Given : Concentration of C3H7NH2 = 0.320 M Concentration of NaBr = 0.140 M And Kb of C3H7NH2 = 2.17 ...

Q: Fill in the box below with the missing reactant, reagent, or product

A: Given

Q: Please propose a structural formula for compound A, C4H10O, consistent with the following 1H-NMR and...

A: The question is based on the concept of organic Spectroscopy. by analysing the IR spectra and H NMR ...

Q: Chemistry Question

A: The given data contains, H3O+=4.9×10-2 M.

Q: Express each result in correct number of significant figures and with correct unit.

A: Given composition of compound : Cu= 49.73% P= 16.28 % O= 33.99 %

Q: Are the following names correct or incorrect? If they areincorrect, give the correct name.a. 1,3-Dim...

A: Are the following names correct or incorrect? If they are incorrect, give the correct name. a. 1,3-D...

Q: Aqueous phosphoric acid and aqueous calcium hydroxide react toform solid calcium phosphate and water...

A: Given that: Aqueous phosphoric acid and aqueous calcium hydroxide react to form solid calcium phosph...

Q: Show all your work please, thank you! In the lab, you titrate 75.0 mL of 0.185 M hydrazine (Kb = 9.5...

A: givenVolume of hydrazine = VH = 75.0 mL = 75 * 10-3 LMolarity of hydrazine = MH = 0.185 MKb =  9.5 *...