Question 11 Which of the following substances contain the most rigid arrangement of their constituent molecules? Solid carbon dioxide (as dry ice) O Carbon dioxide gas O Liquid alcohol (CH3CH2OH) O Vaporized alcohol (CH3CH2OH)

Q: Draw the Lewis structures for the following compounds, identify its molecular geometry, and redraw t...

A: Lewis’s structure: Lewis’s bonding theory is based on the octet rule. The Lewis structure is a simpl...

Q: What is the pH of buffer prepared by mixing 250 mL of 0.2 M benzoic acid and 100 mL of 0.25 M sodium...

A: PH of buffer solution is calculated by using Henderson Hassel balch equation

Q: Consider a drug molecule that binds to an enzyme with a Kd of 20.281 nM. If the intracellular concen...

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Q: predict the structure of the major product

A: Alkene reacts with alcohol in presence of an acid catalyst by an electrophilic addition reaction mec...

Q: ny moles c

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Q: atomic weight

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Q: At 20 "C, an aqueous solution that is 18.0% ammonium chloride by mass has a density of 1.0512 giml. ...

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Q: A reaction is prepared by adding 2.000 mol each of H2, 12, and HI gases to a 1.0 L container. They a...

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Q: GIVE THE BALANCED CHEMICAL EQUATION FOR EACH OF THE FOLLOWING REACTIONS: ( 1. 2. 3. identification o...

A: There are different type of test to identify different ions present in their respective compounds - ...

Q: Consider the initial‑rate data at a certain temperature in the table for the reaction described by ...

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Q: 11. Draw the Lewis structure and calculate the formal charge for oxygen atoms in an HCO3 ion? Show y...

A: Lewis’s structure: Lewis’s bonding theory is based on the octet rule. The Lewis structure is a simpl...

Q: 2CIO2 (aq) + 2 OH" (aq) – CIO3 (aq) + CIO2" (aq) + H20 (1) Initial [CIo,1 (M) Initial [OH] (M) Initi...

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Q: 1) BH3-THF 2) H2О2, NaOН Na2Cr207 H2SO4, H20 но OH (2 equiv)

A: Since you have posted questions with multiple sub-parts, we are entitled to answer the first 3 only....

Q: Two 20.0 g ice cubes at −12.0 ∘C−12.0⁢ ∘C are placed into 275 g275 g of water at 25.0 ∘C.25.0⁢ ∘C. A...

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Q: 1. Match Letter with appropriate functional group -B A D. Hydroxyl: Sulfhydryl: Carbonyl: Carboxylic...

A: We have to match the letter with the appropriate functional group.

Q: t mass of ac

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Q: A solution is prepared by mixing 24.56 g of methanol, CH40 (32.04 g/mol); 62.85 g of water (18.02 g/...

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Q: A4 (ag) + 2B2 (aq) 4 AB (aq) The initial rate of appearance of AB was 4.4 M/s. What is the general r...

A:  Reaction rate:

Q: Prepare 500 mL 0.1 M acetate buffer, pH = 4.3, from 0.1 M stock solutions of acetic acid and its sal...

A: pH of a buffer is calculated by the following equation.  pH=pKa + log [base][acid]

Q: A neutral subatomic particle. a) compound b) mixture c) molecule d) neutron e) atom

A: An atom is made up of neutrons, protons and electrons. Protons are positively charged and electrons ...

Q: Which of the following violates the octet rule? O CO2 O AICI4 O Co,2 SF6

A: Given : We have to tell which of the following is not following octet rule.

Q: The activation energy (E,) for a certain biological reaction is 62.1 kJ/mol. If the rate constant (k...

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Q: 7. Proteins and carbohydrates consist primarily of carbon, hydrogen, and oxygen; these two molecules...

A: 1) Each atom has a nucleus made up of protons and neutrons.       2) In atoms, the number of protons...

Q: 3. Give IUPAC names for the following compounds: (a) H3C CH3 (b) CH2CH2CH3 C=C CHCH2C=CH H C=C H3C H...

A: IUPAC name of the compound given below,

Q: H2SO4, H2O DMSO, (COCI)2 EtgN OH

A: The reactions given are,  

Q: Identify the 2 amino acids: Label the R groups and the alpha carbons Indicate and name the two funct...

A: Given compound :-  

Q: 1. Identify the following as acidic or basic, and write the corresponding Ka or Kb reactions and exp...

A: Acid is a substance which release H+ ions and base is substance which release OH- ions

Q: Make the correction:

A: Calculated pH for NaOH solution is very fine and very correct hence their is no need of correction.F...

Q: 8. NH,OH Geometry:

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Q: A reaction is prepared by adding 1.37 mol each of H2, 12, and HI gases to a 1.0 L container. They ar...

A: Given that : Since you have asked multiple question, we will solve the first question for you. If yo...

Q: Draw all of the constitutional isomers for C H.

A: Constitutional isomers are those isomers which have same molecular formula but different structural ...

Q: Which of the following molecules is most soluble in water (they all have similar MW)? a   CH2OH-CH...

A: Given: Molecules with similar molecular weight.  

Q: uestions On complete combustion, one mole of an alkane produces two moles of carbon dioxide and thre...

A: Given: Moles of CO2 = 2 mol Moles of water = 3 mol

Q: Solid State Physics

A: 1D, 2D, 3D LATTICES

Q: How much heat is required to warm 28 g of iron from 12°C to 84° C?. Specific heat of iron is 0.444 J...

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Q: Bonus: A certain reaction A – B is second order with respect to A. If 80% of the sample remains afte...

A: The reaction in which the rate of reaction depends on two concentration terms are second order react...

Q: Complete the table below. Round each of your entries to 2 significant digits. You may assume the tem...

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Q: ANSWER ACCO DINGLY. Explain brieriv in 2 sentences and in your OwN words the 1. 2. 3. To reduce volu...

A: As per the guideline, since you have asked multiple questions, we have solved the first question for...

Q: Buffer Capacity and pH Change 1. Calculate the pH of the solution containing 0.20 M ammonia and 0.30...

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Q: Green cube: mass = 37.3g, s=2.20cm How much water would your object displace ml. Will your object si...

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Q: For the following reaction , the rate constant at 373 K i s 0.69856 min-1 . 1. Find the order of th...

A: Given,  Rate constant = 0.69856 min-1

Q: Major Classes of Molecule Functional Example Ionic or How will the Group Polar? functional group aff...

A: Soln

Q: Fe3+(aq)+SCN−(aq)⇌Fe(SCN)2+(aq)   Their reaction mixture is prepared by mixing together the followin...

A: Expression of the concentration equilibrium constant  With in the 3rd bracket there are the concent...

Q: What is the volume of 0.5 moles of gas at STP? Must attach image of work hand written on paper on Qu...

A: Full form of STP is Standard Temperature and Pressure. Standard temperature is 273K and standard pre...

Q: Determine each statement if it describes dissolution or disintegration.   It is mainly affected by t...

A: Dissolution means the disove of substances in different solvents. It is applicable for solids, liqui...

Q: What is the volume needed for dH2O

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Q: An aqueous solution has a hydroxide ion concentration of 5.0 x 10 8 M. What is the pH of this soluti...

A: Given [OH-] = 5 × 10-8 M

Q: Name of element Symbol Atomic No. Atomic Mass Type of element Block Group Periods 1. Mercury Hg 80 2...

A: Complete Table is given below:

Q: Phosphine, PH3(g)PH3(g), decomposes according to the equation 4PH3(g)⟶P4(g)+6H2(g)4PH3(g)⟶P4(g...

A: Solution -

Q: Which buffer(s) would give the amino acid tyrosine an overall negative charge? Select all that are c...

A: Amino acids have an amino group as well as a carboxylic acid functional group. In acidic medium, the...