DNA, a large molecule, is a solid at room temperature. Which intermolecular force is responsible for DNA being a solid at room temperature? O dispersion / London Dispersion Forces / Van der Waals interactions O dipole-dipole O ion-dipole O hydrogen bonding O none of the above

Q: 4 Define the following symbols: a. S d. G b. AS e. AG с. Т

A:

Q: Which is the better acid? CH3OH or CH3NH2 снзон CH3NH2

A: Given CH3OH or CH3NH2 Which is the better acid = ? Note: CH3OH is a alcohol CH3NH2 is a amine

Q: Radioactive decay is typically second order.

A: True or false. Why?

Q: Homework Q1 :- What is the pK, of acetic acid, if K, for acetic acid is 1.58 x 10-6?

A: Pka is equal to negative logarithm of ka

Q: 48. The dissolving of NH4NO3 in water readily occurs. As it dissolves, the temperature of the water…

A:

Q: For the aqueous Cd(CN), complex K, = 6.03 x 108 at 25 °C. Suppose equal volumes of 0.0040M Cd(NO,,…

A: We have to predict the equilibrium concentration of aqueous cadmium ion.

Q: J. Answer questions A-D with respect to the following reaction (requires more than one step). Br Br…

A: Here we have to synthesize the following given compound from propyne in multistep reactions by retro…

Q: A digital watch battery draws 0.20 milliamperes of current, which is provided by a mercury battery…

A:

Q: Which substances in the equation below are classified as Bronsted-Lowry ACIDS: H2S (aq) + H2O0 → H30…

A:

Q: Given the following sets of initial conditions, what is the net change that must occur for the…

A:

Q: Question 25 When a hydrogen electron transitions from n-5 to n-3, what is the change in energy…

A:

Q: For the reaction between 1-bromobutane and NaOH to form 1-butanol, what is the nucleophile? O OH O…

A:

Q: The normal freezing point for para-dichlorobenzene (PDB) is 69.8oC.  What will the freezing point be…

A: When non-volatile solute is added to the pure solvent, then the freezing point of the pure solvent…

Q: Draw the mechanism with curly arrows for the following hydrolysis reaction including the structure…

A: Detail mechanistic pathway is given below to find out the missing product

Q: Vhich is the better nucleophile in protic solvent? or O CI-

A: Solvent which gives hydrogen ions in solution called as polar protic solvent whereas solvent which…

Q: What is the value of the equilibrium constant for the reaction between Al(s) and Cd²+(aq) at 25°C?…

A: Al(s) + Cd2+(aq) ---->  At anode (oxidation) -> Al(s) ----> Al3+(aq) + 3e At cathode…

Q: what are the names of the following structures?

A: IUPAC naming of organic compounds are based on a set of rules so that all compounds will have an…

Q: 1.7. 100 BTUS are absorbed by a gas while the gas expands and perform 700 BTUS of work. Calculate…

A:

Q: Problems requiring More Work 1. The decomposition of hydrogen peroxide was studied and the data…

A: Answer a) as per the rate law: rate  = -1/2 d [H2O2]/dt answer b) as R^2 value is highest in graph…

Q: Draw a schematic of the Ribosome beginning to synthesise a protein. In your diagram label the…

A: The process in which the m-RNA synthesize the protein molecule is known as translation process.…

Q: Determine the lattice constant, a (in nm), of a metal conforming to the BCC structure having an…

A:

Q: How many of the following molecules exhibit cis, trans isomerism? H,C CH,CH, CH, CH,CH, CH,CH, H,C…

A:

Q: Please help me with questions 1 and 2 1. What is an example of matter? A. Light B. None of the…

A:

Q: Determine the cell diagram for the reaction below. Assume platinum electrodes are used when no other…

A:

Q: 8 Answer true or false. (a) Water is a good solvent for ionic compounds because water is a polar…

A: Water is a polar solvent and it can dissolve an ionic or polar covalent compound.

Q: Cite 5 examples of carbohydrates and where they are commonly found.

A:

Q: upvote

A: According to the question, we need to determine whether the statement is true or false.  Statement…

Q: What is the electron configuration and Noble gas notation of Bismuth?

A: Atomic number of Bi is 83  So, Bi has total 83 electrons  Group number = 15  Period number = 6

Q: Question 32 Give the IUPAC name for the major product of the following reaction. + HBr →

A: we need to predict major product of reaction and write its IUPAC name

Q: An essential amino acid is one that Multiple Choice must be included Iin the diet. the body can…

A: Given, which is true about essential amino acid.

Q: What is the enthalpy of the reaction, in kJ/mol, knowing that 7.5 g KNO3 absorbs 2597 J of energy?…

A:

Q: Question 31 Give the correct IUPAC name for the following compound..

A:

Q: If an orbital has an orbital angular momentum (Azimuthal) quantum number of four (4), what are the…

A: Given :- value of orbital angular momentum (Azimuthal) quantum number = 4  To determine : possible…

Q: (c) The hydrocarbon C17H36 is found in the gas oil fraction obtained by fractional distillation of…

A: Introduction :  Crude oil is a naturally occurring, yellow-to-black liquid found in geological…

Q: Multiple Choice never occur in nature. produce structurally weak materials. contain no peptide…

A: In beta pleated sheets there is the proper organized manner thus making it inelastic  Whereas beta…

Q: A sample of fuming sulfuric acid containing only SOs and sulfuric acid weighs 1.400 grams and…

A: Given: Mass of mixture = 1.400 g. Concentration of NaOH = 0.850 N = 0.850 M…

Q: Calculate AG for the electrochemical cell Fe(s) I Fe2*(aq) || Sn4*(aq) | Sn2*(aq) I Pt(s). Multiple…

A: Fe(s)/Fe2+(aq) // Sn4+(aq)/Sn2+(aq)pt(s)

Q: ОН ÇH3 ÇH3 CH3 H3C-O. `CH3 10 H3C-O `CH3 ОН This compound is called type your answer...

A: This is a compound having high molecular weight and having phenolic-OH and methoxy group.

Q: Consider the following chemical reaction:  CaCO3(s) + 2HNO3(aq) ----------> Ca(NO3)2(aq) + CO2(g) +…

A: Given :-  CaCO3(s) + 2HNO3(aq) → Ca(NO3)2(aq) + CO2(g) + H2O(l)  Mass of HNO3 reacts = 1.18 g  MM of…

Q: The price and density of gold are $57.70 g-1 and 0.698 lb.in-3, respectively. How much would a cube…

A: Given :  Price of gold = $57.70 per gm  Density of gold = 0.698 lb in-3  Length of cube = 1 m = 100…

Q: Chemistry Benzoic acid is considered to be a polar molecule. Which one of the following solvents…

A: In general 'Like dissolves like' that means a polar solvent dissolves polar solutes while a…

Q: Which of the following polymers has a syndiotactic structure? A CH B CH D

A:

Q: The backbone of a strand of nucleic acid consists of Multiple Choice phosphate units only sugar…

A:

Q: Use the space provided below to draw a flow chart showing how you could separate a mixture…

A: The flow chart for the extraction of given compounds has been shown below:

Q: 16. Identify the correct expression for Kc for the reaction: H2 (g) + I2 (g) = 2 HI (g) [H2][l2] A)…

A: The equilibrium constant is defined as the ratio of the concentration of the gaseous products to…

Q: How long will it take to produce 78 g of Al metal by the reduction of Al* in an electrolytic cell…

A:

Q: 33. Which of the following equations would correspond to the bicarbonate ion, HCO3', behaving as a…

A: In this question we have to tell the equation in which bicarbonate ions work as weak acid.

Q: Which nitrogen base is found in RNA but not in DNA? Multiple Choice cytosine guanine thymine uracil…

A: RNA is Ribonucleic acid and it's present in virus body.  This RNA have Four nitrogen containing…

Q: 18) Rank the following compounds in order of increasing reactivity towards chlorination: он NH2 C=N…

A:

Q: The condensation reaction shown below produces 2 anomeric products. Draw the structures of both…

A: