3. Istradefylline, shown below, is a new drug approved in 2019 as a treatment for Parkinson's disease. N -N N Which of the listed functional groups does istradefylline contain? Circle all that apply. (5 A) Alcohol Aldehyde Alkene Amide Amine Aromatic ring Carboxylic acid Ester Ether Ketone

Q: 3 How many grams of a CaCl2 would you dissolve in water to make 200ml of a .2M sucrose solution?

A:

Q: If 50.0 mL of a 1.50 M solution of hydrochloric acid is reacted with 3.00 g of zinc, which of the…

A: Given, Molarity of HCl solution = 1.50 M = 1.50 mol/L Volume of HCl solution = 50.0 mL = 0.05 L mass…

Q: Please help with question 2 and 8. Thank you so much! 2. What is the molecular formula of your…

A: In aromatic Electrophilic substitution reactions H of the benzene ring is replaced by incoming…

Q: Discuss the mechanistic approaches to the degradation of polychlorinated compounds.

A:

Q: Consider the following reaction: I2(g) + Cl2(g) ⇌ 2ICl(g)  Kp=81.9 at 25°C  Calculate delta Grxn…

A:

Q: 9. When 1000 mL of a 02516 barium chloride solution is treated with excess sulfuric acid, 19852 g of…

A: Given: Molarity of barium chloride = 0.2316M Volume = 100 mL Barium sulfate obtained = 4.0592 g To…

Q: Question 2 I, we looked at the structure of Nirmatrelvir, half of the Pfizer COVID antiviral pill…

A:

Q: There is 17.0 g of carbon dioxide gas stored in a cylinder with a volume of 11.0. A pressure gauge…

A:

Q: Which substrate concentration range is best for determining the catalytic efficiency of an enzyme…

A: In enzyme catalyzed reaction the catalytic effeciency is defined as how efficiently enzyme converts…

Q: 1. For the following reaction 5 CO(g) + 1205(s) → 12(g) + 5 CO2(g) ΔΗ° = -1175 kJ for each change…

A: Le chatelier's principle states that, " When a chemical reaction is in equilibrium and a stress is…

Q: 3. Normal rainwater has a pH near 6. In rainwater that falls close to a coal-burning power plant,…

A: Hydronium ion concentration is an important parameter of an aqueous solution. The concentration of…

Q: 17. Would chlorination or bromination of 2,5-dimethylhexane produce a greater yield of 1-halo-2,5-…

A:

Q: Carbon tetrachloride may react with oxygen to produce chlorine and carbonyl chloride. 2CCl4(g) +…

A:

Q: A 100-mL sulfide-containing water sample was titrated with 12.15 mL of 0.041 M AgNO3 to determine…

A:

Q: H2, Pt Br2, Heat A 20 e Br2, dark Br C D B E l BH3, HBr H20, H+ H202, HO- Br x CH H2. HBr, Lindlar…

A:

Q: Question 2 options:   The balanced equation for a given reaction is X + Y → P. The following data…

A: Recall the given reaction,                                   X + Y → PHere, we have to calculate -…

Q: what is the relationship between absorbance and transmittance?

A:

Q: ways to degrade polychlorinated compounds

A: Polychlorinated compounds are organic pollutants with high toxicity. These are found in environment…

Q: 1. Draw the structure of (4S)-1-bromo-4-methylhexane a. Draw the substitution product that would…

A:

Q: How does the 1966 Fahrenheit 451 move portrayed censorship? Provide details and examples

A: Adaptation of the Ray Bradbury novel about future society that banned all books. Fahrenheit 451…

Q: What is the relationship between the following compounds? O Different compounds O Identical…

A:

Q: When you start with 45.6 grams of C6H6, 63.7 grams of C6H5Cl is produced-calculate the percent yield…

A:

Q: In the reaction shown here, 4.75 L of O2 was formed at P = 754 mmHg and T = 308 K. 2Ag₂O(s)→4Ag(s) +…

A: From the moles of oxygen gas formed we can figure out grams of Ag2O need to be decompose.

Q: All of the following pairs of ions are isoelectronic except which one? A) Al³+ and N³- B) Fe²+ and…

A: •ISOELECTRONIC SPECIES:-elemenst or ion having same number of electron are called Isoelectronic…

Q: 12) For the following molecule provide the signals that you would expect using the following format:…

A:

Q: The rod cells in the eyes absorb 498 nm light. What is the energy difference (in Joules) between the…

A: Given: The wavelength of the light that the rod cells in the eyes absorb = 498 nm We have to…

Q: Draw a structural formula for the major product of the reaction shown. H3C H₂C ● C=CH₂ JUTTE Br2 H₂O…

A: We can expect a bromonium ion as an important intermediate for the given reaction and in the final…

Q: a 30.0mL sample of 0.200 M hypochlorous acid (HClO; Ka = 3.0 x 10-8) is titrated with 0.100 M KOH.…

A:

Q: What is(are) the major product(s) of the following reaction ? H₂C CH3 CH3 OH Br Br HBr

A: Given reaction is :  What is (are) the major product of the reaction ?  Options are :  Reaction…

Q: What is the pKa of nitrous acid; Ka = 4.5 × 10–5 ?  1.62 3.35 4.35

A:

Q: Estimate the dimensions are: Tm XP-5m x ²4.5m Stp. Note that air is mixture air 859 19 mass of ar…

A: Volume of room = 7 m * 2.5 m * 4.5 m = 78.75 m3

Q: Chemical Equilibrium: Le Chatelier's Principle Practice Use what you know about Le Chatelier's…

A: The Le chatelier's principle states that , " When any chemical reaction is in equilibrium and a…

Q: Consider the following equilibrium: Mg(OH)₂(s) Mg²+ (aq) + 2OH(aq) Given that Ksp = 1.8 x 10-11,…

A: Answer: Given data: Concentration of Mg(OH)2  C=1.3×10-7M Solubility product of Mg(OH)2…

Q: What is the maximum number of electrons that can be identified with each of the following sets of…

A:

Q: A 20-mL solution of 0.0659 M AgNO3 was titrated with 20 mL of 0.0509 M NaCl (Ksp = 1.8x10-10).…

A:

Q: Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction free…

A: Given reaction is : 2Al (s) + Fe2O3 (s) ------> Al2O3 (s) + 2Fe (s) Calculate the standard change…

Q: Use appropriate data to determine which statement is true of the voltaic cell picture here.

A:

Q: B. Draw the structure of the resulting conformation after the ring flip C. For the given structure,…

A: Conformational isomers: The conformational isomers are formed by the rotation of a carbon-carbon…

Q: Write the reaction rate expressions for the reaction below in terms of the disappearance of the…

A:

Q: Which one of the following particles is emitted when 22 Na decays into 20 Mg? n OP ОВ O a

A:

Q: Use noble gas notation to depict electron configurations for the following metals of the third…

A:

Q: = O STATES OF MATTER Identifying important physical properties of liquids 350. mL of two different…

A: This can be explained on the basis of volatility. More volatile solvent will evaporate Faster at…

Q: e) Using the solubility product constant, calculate the following for mercury(I) chloride, Hg₂Cl₂.…

A:

Q: Draw both resonance structures of the anion formed by the reaction of the most acidic C-H bond of…

A:

Q: Absorption of what type of electromagnetic radiation results in transitions among allowed…

A: Given question is Absorption of what type of electromagnetic radiation results in transitions among…

Q: Arrange the following elements in order of increasing size. From smallest to largest Drag and drop…

A:

Q: Given the following balanced equation, determine the limiting reagent when the following quantities…

A: determination of LIMITING REAGENT:

Q: Give the symbol of the atom with the following orbital diagram: АУ M 1s 2s a. b. с. M АУ 1s 2s АН ТУ…

A:

Q: Look at the graph and select the change in temperature (ΔT) of the KBr salt dissolving.

A: Change in temperature is plotted along y-axis in the graph given. Also, ∆ T= Tf- Ti Tf = final…

Q: 4. The vapor pressure of ethanol is 400 mmHg at 63.5 °C. Its molar heat of vaporization is 41.7…

A: