The molecule with the highest melting point among the following molecules is a. NH3 b. NH CI C. CH CI d. CH₂Cl₂

Q: 2. You may have clearly been able to distinguish the difference in the time required for the initial…

A: Given, HCl reacts with Zinc .

Q: 62. Sodium bicarbonate (84g/mol) tablet was dissoved in 200mL of water and consumed 38.2mL of…

A: To calculate : percentage claim Molar mass of NaHCO3 = 84g/mol  Normality of HCl = 0.1009N Volume of…

Q: Describe the changes you will observe by increasing the temperature of the triethylamine / water…

A:

Q: Using only the periodic table arrange the following elements in order of increasing ionization…

A: Explained on the basis of ionisation energy values and also on the basis of trend.

Q: Which of the following molecules is represented in this IR spectrum? INFRARED SPECTRUM TRANSMITTANCE…

A: We have to determine the structure of the molecule from the given infrared (IR) spectrum. Fom, the…

Q: Question 30 Draw an MO diagram to predict which of the following will have the highest bond order O…

A:

Q: a. Draw the structural formula. Show all atoms, bonds and lone pairs. OH HO HO H N b. Identify (name…

A:

Q: When this equation is balanced with the smallest set of whole numbers, what is the coefficient for…

A: A chemical equation is said to be balanced, if the number of atoms of each element or compound is…

Q: (i) What do you understand by the dual nature of light? Explain clearly in few sentences. (ii)What…

A:

Q: Which of the following molecules is the major organic product of the sodium borohydride reduction…

A:

Q: Calculate the Celsius temperature at which 0.0100 grams of CH4(g) occupies a volume of 246.3 cm3…

A:

Q: Balance the following redox equations using half reaction method: a. Sb + NO3 → Sb4O6 + NO (acidic)…

A: We have to balance the given readox reactions (equations) using half-reaction method. The given…

Q: Calculate the number of moles of solute in 23.11 milliliters of a 0.1476 M K2Cr2O7(aq) solution.…

A: To find number of moles, multiply the given molarity with volume. Moles = Molarity × volume

Q: 73. 33.5ml of 0.9998N NaOH was used in the titration of 50ml HCI solution. Calculate the normality.

A: We are given : Volume of  NaOH  (VNaOH )=  33.5 mL Normality  of NaOH (NNaOH ) = 0.9998 N Volume of…

Q: Nitrogen and oxygen react at high temperatures. What will happen to the concentrations of at…

A: Given, N2(g) + O2(g) ⇌ 2NO(g) Nitrogen and oxygen react at high temperatures. What will happen to…

Q: 1. H₂S (g) + CH4 (g) 2. NO₂ (g) 3. Pb3O4 (s) 4. C(s) + CO₂(g) 5. NO (g) Chemical Reaction Fe3O4 (s)…

A: A system in its equilibrium state will remain in that state indefinitely as long as it is…

Q: Identify which of the following molecules would have the highest expected boiling point. O F2 O Br2…

A:

Q: Which is true about starch versus cellulose? They have different properties because their building…

A: Starch is a soft, white, tasteless powder that is insoluble in cold water, alcohol, or other…

Q: How many peaks will each of the following molecules show in its proton NMR spectrum in order from…

A: Nuclear  magnetic  resonance (NMR) in which we study the shielding  and deshielding of protons.

Q: Describe how you would prepare 500 milliliters of a 0.250-M aqueous solution of sucrose, C6H12O6.

A:

Q: Classify each of the following ionic compounds as soluble or insoluble in aqueous solution A.…

A:

Q: 2= 68.99g/mol) O4 + Na₂SO4 + K₂SO4 + H₂O 4+ K₂SO4 + CO₂ + H₂O

A: To find the gram equivalent weight as,

Q: If 21 mL of 3.2 x 10–5 M magnesium chloride and 15 mL of 1.5 x 10–4 M sodium fluoride are mixed,…

A: Volume of Magnesium Chloride solution = V1 = 21 mL = 0.021 LVolume of odium Flouride solution = V2 =…

Q: A sample of hydrogen gas was placed in a discharge tube and its spectrum was measured using a high…

A:

Q: Design a buffer that has a pH of 7.34 using one of the weak base/conjugate acid systems shown below.…

A: Given pH of buffer = 7.34select a weak base out of three choicess whose pKb is close to required…

Q: НО.

A:

Q: 3. The molecular mass of propane is 44 g/mol. What is the mass of one liter of propane at STP?

A: According to the company guidelines, we have to answer only the first question. So, please kindly…

Q: 5.66×1020 H2O2H2O2 molecules Express your answer using three significant figures.         mm =…

A:

Q: Why would we identify some compounds like this as a carbohydrate?

A: Carbohydrates are a class of organic compounds which are polyhydroxy aldehydes or polyhydroxy…

Q: x₂ K₂Cr₂O7 H₂SO4 Select / |||||| 2 Draw e Rings C H 0 More Erase Q2 Q

A:

Q: 7. Sodium nitrite was assayed by residual titration with 0.1N potassium permanganate and 0.1 N…

A: The solution is given below -

Q: What is the standard enthalpy of reaction for the reaction below? C4H4(g) + 2H2(g) C4H4(g) +502(g)…

A: S.No. Given Reaction Standard enthalpy   C4H4(g) + 2 H2(g) ---> C4H8(g) To be determined  A…

Q: Sodium bicarbonate (84g/mol) tablet was dissoved in 200mL of water and consumed 38.2mL of 0.1009N…

A: Given, Sodium bicarbonate was dissolved in 200 mL water 38.2 mL of 0.1009N HCl was consumed.…

Q: How many cubic centimeters are there in 8.14 yd^3 Express the volume in cubic centimeters to three…

A:

Q: This following reaction is considered: ( LM CHR H, B- L,M=CHR BH

A: Given

Q: Coal, which is primarily carbon, can be converted to natural gas, primarily CH4, by the exothermic…

A: The balanced equilibrium reaction is: C(s) + 2H2(g) ⇌ CH4(g) + Heat  We can find the direction of…

Q: If the rate constant for this second-order reaction is 8.0 x 10^-8 L mol^-1 s -1 , what is the…

A:

Q: What is the molar solubility of barium sulfate in a 0.018 M solution of sodium sulfate?

A: Due to common ion effect concentration of sulphate ion will increase. And here Ksp value of BaSO4 is…

Q: a. Write the general structure of an amino acid. b. Identify what portion is common to all amino…

A: Please find your solution below : Amino acids are the organic compound that combine together to form…

Q: milk of magnesia with [H3O+] = 2.0 × 10-M X Express your answer using two significant figures.

A: Given data : [H3O+] = 2.0 × 10-9 M

Q: . Titration of Ca²+ and Mg²+ in a 50.00-mL hard water sample required 23.65 mL of 0.01205 M EDTA. A…

A: A question based on environmental pollution that is to be accomplished.

Q: Without performing a calculation, predict which of the following compounds will have the greatest…

A:

Q: What is the condensed structural formula for the following molecule? HCO CCO O C₂0 CH3CH₂O OC₂H5O…

A:

Q: Between carbon monoxide, CO, and carbon dioxide, CO2, which statement best describe the…

A:

Q: Draw the Kinetic Product and the Thermodynamic Product for the reaction below. Show your detailed…

A:

Q: What is the molar concentration of iodide ion in a saturated solution of lead(II) iodide? Ksp for…

A: Here we are required molar iodide concentration saturated solution of lead iodide

Q: Cobalt (Co) has an HCP crystal structure, an atomic radius of 0.1253 nm, and a c/a ratio of 1.623.…

A: As cobalt(Co) has an HCP( Hexagonal Closed Packed ) structure so to evaluate  the volume of the unit…

Q: Draw the curved arrow notation DOCK \½ O +1: Jil See Periodic Table See Hint H с N CI Br

A:

Q: Convert the number 0.000127 to scientific notation, then enter the answer using a power of 10.

A: To convert the given number in scientific notation  Given number : 0.000127

Q: If 2 monosaccharides undergo dehydration synthesis, what results? 2 separate compounds connected by…

A: Dehydration is the chemical reaction where two molecules react and remove a water molecule. In this…