What is the molarity of a solution made from placing 0.2200 g tartrazine powder in a 1L volumetric flask and diluting it to the mark? Hint: the solution’s total volume is 1.000 L.

Q: What is the mass of CO2 that occupies 14.5 L at 455mmHg and 45.5 degrees Celsius

A:

Q: 17. What does saturated solution mean? 18. An endothermic reaction a. absorbs heat b. releases heat…

A: * The Solution is made up of Solute and Solvent . Depending upon the amount of Solute present in the…

Q: Calculate the AG in kJ of the following reaction: NO₂ (g) + SO₂ (g) --> NO (g) + SO3 (8) Given the…

A: ∆G for reaction = Sum of free energy of products - Sum of free energy of reactants

Q: Cumene -> i. Butyl chloride ii. Dimethyl amine iii. H2, Pt Provide the bond-line…

A: The question is based on organic reactions.     we need to identify the product formed and explain…

Q: References Use the References to acc s important values if needed for this question. When H₂(g)…

A: We have the reaction  H2(g) + Cl2(g) —> 2HCl(g) It is given that heat is released to the…

Q: The fuel value of hamburger is approximately 3.6 kcal/g. If a man cats 0.55 pounds of hamburger for…

A: The fuel value of hamburger = 3.6 kcal/g fuel value = 0.55 pounds The heat of vaporization of water…

Q: А 11 в

A: The name of the given compound is nitrobenzene. The nitro group is an electron withdrawing group…

Q: The following reaction is an example of what type of reaction? OEt Multiple Choice Michael reaction…

A:

Q: 204 me d. f. g. h. i. Br 9. HO KMnO4 HO Mg Ether 1. 1₂, NaOH 2. Neutralziation iH H CO₂ HⓇO MeOH H₂O…

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Q: 4. Solve the following laboratory solution problems. Show your work. slome & A. A solution of 100%…

A: The given questions belongs to concentration terms and law of dilution.  “Since you have posted…

Q: A 15.0 mL solution of Sr(OH)₂ is neutralized with 36.0 mL of 0.350 M HCl. What is the concentration…

A: Volume of Sr(OH)2 = 15 ml = 15x10-3 L Volume of HCl = 36 ml = 36x10-3 L Molarity of HCl = 0.350 M

Q: 42. Consider the carbohydrates below and choose the statement that is true. CHO -OH H- HO-H H- HO-…

A: Enantiomers are the structures that are nonsuperimposable mirror images of each other. Diastereomers…

Q: Molecule X has a molar mass of 115 g/mol and a melting point of 130 K. Molecule Y has a molar mass…

A: Stronger the intermolecular force higher will be the melting point and vice-versa

Q: what is the formula for lithium tetraoxalatozirconate(IV)?

A: Since, For write a coordination compound name according to IUPAC rules are: 1)Identify the central…

Q: 12). What is the major product of the following reaction? ОНС. HO-H₂C ОНС. (A) NO₂ SnCl2, then H3O+…

A: 3-nitro benzaldehyde on reduction with SnCl2 (Then H3O^+) gives 3-amino benzaldehyde.

Q: How many grams of ethanol, C,H,OH, can be boiled with 192.5 kJ of heat energy? The molar heat of…

A: Heat (Q) = 192.5 KJ Molar heat of vaporization (Hvap) = 38.6 KJ/mol Mass of ethanol (m) = ?

Q: 3. Write an equation for hydration of trans-3-methyl-2-pentene. Label major and minor products and…

A: Organic reagents are chemical compounds that undergo functional group transformation.

Q: onsider the reaction: H₂CO(g) + O₂(g) → CO₂(g) + H₂O(1) Using standard absolute entropies at 298 K,…

A:

Q: Describe a simple rule-of-thumb for predicting chemical processes.

A: Chemical processes refer to the changes that occur when one or more substances are transformed into…

Q: Add curved arrow(s) to draw the final step of the mechanism: H₂O* workup. A 73 + NV ____+ ++ +1_…

A:

Q: For the reaction CO₂(g) + H₂(g) → CO(g) + H₂O(g) AH = 41.2 kJ and AS = 42.1 J/K The equilibrium…

A:

Q: 55 60 715.39 65- 1192.70 779.04 % Transmittance 70- 3355.82 75 1048.14 1134.70 823.15 1639.71 976.14…

A: The question is based on IR spectroscopy. we need to assign the bands to the given spectra.

Q: Fill in the potential double replacement products for each reaction shown below. Then for any that…

A: The question is based on the concept of chemical reactions. we need to write reaction taking place…

Q: Questions 11-14 refer to the same strong base/strong acid (SB/SA) titration. A 15.00 mL solution of…

A: Given that, A 15 mL solution of 0.1 (M) sodium hydroxide (NaOH) is being titrated with 0.25 (M)…

Q: The hydrogen atom in which functional group is the most acidic? Oc a b HO a NH₂ b OH U

A: Higher the stability of the conjugate base of an acid, higher will be it's acidity.  Equivalent…

Q: Write a balanced equation for the half-reaction that happens at the cathode of this cell. Write a…

A: Cell reaction : Pb(s) +Pd(NO3)2(aq) →Pb(NO3)2(aq) +Pd(s)

Q: Which of the following is the strongest acid? a. HF b. HCI c. HBr d. HI

A: This question asks to identify the strongest acid among the given options of hydrogen halides. The…

Q: Question: How can we determine the purity of a chemical compound using analytical chemistry…

A: analytical chemistry offers various techniques to determine the purity of a chemical compound. One…

Q: Given AH = +90.7 kJ/mol and AS° = +221.0 J/mol K, determine AG for the reaction CH3OH(g) → CO(g) + 2…

A: ΔH° = +90.7 KJ/mol = +90.7×103 J/mol ΔS° = +221.0 J/ mol K Temperature ( T) = 25°C = (25+273) K =…

Q: Zn2+(aq) || Pb2+(aq) | Pb(s)  What are the balanced spontaneous reaction redox reaction and Eocell…

A:

Q: Calculate [H3O+] for a 2.45x10-3 M HBr solution. [H3O+]= M Calculate [H3O+] for a 1.30×10-2 M KOH…

A: [HBr] = 2.45 x 10-3 M  [H3O+] = ?   [KOH] = 1.30 x 10-2 M  [H3O+] = ?

Q: Design a synthesis of 4-penten-1-ol. Use propene as the starting material along with diethyl…

A: A question based on reaction mechanism. An alcohol product is given whose retro-synthetic analysis…

Q: Question: In the context of molecular orbital theory, describe the difference between bonding,…

A: Molecular orbital theory (MO theory) is a method for describing the electronic structure of…

Q: The equilibrium constant, Kp, for the following reaction is 0.636 at 600 K. CoCl₂(g) CO(g) + Cl₂(g)…

A: ∆H° for reaction = 108 kJ = 108000 J  (Since 1kJ = 1000 J)  Initial temperature (T1) = 600 K…

Q: The coefficients in the balanced equation below are respectfully: V²+ (aq) _H*(aq) => _NO₂(g) +…

A: Answer: Chemical reaction in which oxidation and reduction takes place simultaneously is called as…

Q: Complete the following reaction: Ph Product pool box: Ph. Ph OH 1 3 О OH OH Zn(BH4)2 Ph Ph. OH OH 2…

A: Zn(BH4)2 is a mild reducing agent which reduces aldehyde and ketones to alcohols.

Q: Arrange the following from lowest to highest entropy: CS₂(0), CS₂ (g), CCl4 (g). S(s). Assume 1 mole…

A: Given that : We have to arrange the following in order of increasing entropy : 1. CS2(l) 2. CS2(g)…

Q: Calculate ΔG° in kJ at 26.9 ℃ for the decomposition of solid potassium chlorate to solid potassium…

A:

Q: Regarding the following macrolide structure. Chemical reaction involved to obtain structure at…

A: To predict the chemical reaction involved at position B for macrolide that resulted in the given…

Q: The following results were obtained for the below reaction in experiments designed for the study of…

A: Rate law of reaction is :  Rate (r) = k[A]x [B]y  Where x = order of reaction with respect to A  y =…

Q: Calculate the standard free‑energy change for this reaction at 25 °C. A list of standard reduction…

A: The given cell reaction is   2Au3+(aq) + 3Ni(s) → 2Au(s) + 3Ni2+(aq) ... (A)  Temperature = 25 °C =…

Q: Compound A has a formula of C7H1403. A forms yellow precipitate with NaOH/I2 but does not form silve…

A: Given compound A has formula C7H14O3. This compound responds to the iodoform test that means it has…

Q: Write the Lewis structures of the following d. HCO e. O

A: Octet Rule:                                                                                 Every…

Q: Help pls:) Give the mechanism steps that would yield the symmetrical (self) aldol product. Give the…

A: When an aldehyde of ketone is treated with a strong base it abstract  alpha proton of carbonyl…

Q: Draw the major product of this reaction. Ignore inorganic byproducts. Br 1. Mg, ether 2. CO2 2. H3O+…

A: 1st reaction :-  In the first reaction initially Grignard reagent will form and then Grignard…

Q: When 225. g of alanine (C,H,NO₂) a are dissolved in 1100. g of a certain mystery liquid X, the…

A: Answer: When a non-volatile solute is dissolved in a solvent then its freezing point decreases which…

Q: Identify the repeating unit in the final representation of Nylon 6,10

A: Nylon-6,10 is a type of nylon that is made from two monomers: hexamethylenediamine and sebacic acid.…

Q: b. Using the following data, please calculate AHºrn (in kJ mol (in mol K as unit, with 1 decimal)…

A: (a) The given reaction is 2N2H4(g) + N2O4(g) →3N2(g)+4H2O(g) The reactants side has (2+1)=3 gaseous…

Q: Part A & Draw the molecule on the canvas by choosing buttons from the Tools (for b bond is active by…

A: Drawing of the product

Q: Calculate the cell potential for the galvanic cell in which the given reaction occurs at 25 °C,…

A: Cell reaction : Sn2+(aq)+2Fe3+(aq)→ Sn4+(aq)+2Fe2+(aq)

Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.