On a particular hot day, the temperature is 30°C and the partial pressure of water vapor in the  air is 21.0 torr. What is the relative humidity?

Q: Calculate the pH of a solution containing a mixture of 0.20 M HCl and 0.20 M HClO2 (Ka (HClO2) = 1.2…

A: pH is defined as the negative logarithm of H+ ion concentration.  pH = - log [H+]

Q: Assume that air consists of 80% N₂ and 20% O2 by mole. Under the STP conditions, what is the mass of…

A: One mole of gas contains 22.4 L  of volume at STP condition

Q: 01 O II O III OIV OV ОН Н IV || НО Na2Cr2O7 H2SO4, H2O ОН V |||

A: Strong oxidizing agent oxidized secondary alcohol into ketone functional group

Q: Assume that a reaction takes place at 335. K and 355. K. What must the activation energy be for the…

A: Given, Temperature (T): T1 = 335 K T2 = 355 K   Rate constant (k): Note: rate constant to double…

Q: You perform a titration on 11.35 mL of an HCl solution of unknown concentration. It requires 75.25…

A: Given: Volume of HCl = 11.35 mL Volume of NaOH = 75.25 mL Molarity of NaOH = 0.285 M

Q: A Zamboni sprays water at 62.6 °C to resurface the ice between periods. What is the vapour pressure…

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Q: A 1.00-L solution contains 2.50x104 M Cu(NO3)2 and 240x103 Methylenediamine (en). The K for Cu(en)₂2…

A:

Q: Experiment 9.B amo S t ² mil 1-4 1 1 1 1 1 HCL 0.15 TITRATION A titrated with Volume of second…

A: An acid-base titration is the process of adding measured volume of acid or base of known…

Q: IV CH₂CH₂OH PCC (CH3)2NH H₂SO4 OH 11 V =

A: PCC is weak oxidizing agent it oxidized primary alcohol into aldehyde functional group

Q: . Calculate the number of moles and number of atoms/molecules from the following: (…

A:

Q: 11. How would you accomplish the following conversion? -Br ОН ОН

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Q: 18- Draw the structures of Fumarate, Oxaloacetate, Malate, and Citrate.

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Q: Consider the molecule of methanimine, CH₂NH. Its Lewis structure is shown H-N= C-H H What is the…

A: Lewis dot structure is diagrammatic representation of molecules in which molecules are represented…

Q: H3C. H3C Reagent 6 O: H H Reagent 7

A: The forward reaction involves the reaction of aldehyde with diol to form acetal and backward process…

Q: Write the COMPLETE mechanism (all steps!) for the radical bromination of ethylbenzene. Point out…

A: 2 Bromo ethyl benzene is formed

Q: ΔG° is −32.7 kJ/mol of N2 for the reaction N2(g)+3H2(g) ⇌ 2NH3(g) ΔG° calculation was for the…

A: ΔG° is related to K by the equation ΔG°=−RTlnK. If ΔG° < 0, then K > 1, and products are…

Q: Using the van der Waals equation, the pressure in a 22.4 L vessel containing 1.00 mol of neon gas at…

A:

Q: How many different molecules are drawn below? 0 X 5

A:

Q: A local FM radio station broadcasts at a frequency of 96.4 MHz. Calculate the wavelength at which it…

A:

Q: Given the balanced reachon: CS₂(g) + 3C 1₂ (9) → CC 14 (1) + S₂C1₂ (9) and the following 46° values:…

A:

Q: Identify the following two compounds as either COVALENT or IONIC: a) tetraphosphorous tetrasulfide…

A:

Q: A box contain 100 particles of gas at room temperature. What happens to the pressure in the box when…

A: The information given is A box contain 100 particles of gas at room temperature. When the volume is…

Q: 8- Give the name of the following cycloalkanes: CH3 CH(CH3)2 and Name the following molecule: HH-C-H…

A:

Q: How do you know the Pkb?

A: Kb is the base dissociation constant . In aqueous solution, base accepts a proton H+ from acid…

Q: 13. Which of the following organic halides will undergo an E2 elimination on heating with KOH in…

A:

Q: Show how you can carry out the following synthesis with KNOWN chemical reagents/reactions. Show your…

A: Retro synthesis : It is the way to back thinking about the starting material from which the final…

Q: Calculate the energy required to heat 0.30 kg of ammonia from 43.3 °C to 66.5 "C. Assume the…

A: Specific Heat capacity is amount of heat required to increase the temperatures of one gram of…

Q: مراد الله 3/2 Sho он OH ok (all c from the orig) => x= Please show the synthesis for the two above…

A:

Q: the reaction snown? ОН Фо ОН -CH₂OH н врв бре ОН Н II IV PCC, excess CH₂Cl2 ОН ОН Н ОН

A: Pyridinium chloro chromate (PCC) is weak oxidizing agent.   PCC oxidized secondary alcohol into…

Q: A current of 4.52 A is passed through a Ni(NO3)2 solution. How long, in hours, would this current…

A: In a multiple question, we can solve only one question according to the Bartleby guidelines. Use the…

Q: The following is an Arrhenius plot of a first-order reaction. The rate constant is measure in units…

A: We can find activation energy by using arrhenius equation.

Q: Consider, for example, the TLC plate pictured at right after developing and UV visualization where…

A: In TLC , polar stationery phase is used where mobile phase is non-polar in nature.  Thus…

Q: What is the predicted product of the reaction sequence shown? AICI3 OCH3 IV NaBH4/CH3OH ОН || V ОН

A: NABH4 is reducing agent and it reduces ketone functional group into secondary alcohol

Q: Rank the following carboxylic acid derivatives in decreasing order (most to least) of reactivity…

A: Acid chloride is the most reactive followed by  ester and amide is the  stable. Carboxylate ion is…

Q: Consider the reaction with the known A Hrxn value: 2 C6H6(1)+15 O₂(g)→12 CO₂(g)+ 6H₂O(1) Hrxn=-6500…

A: When heat is released to the surrounding then the sign of enthalpy change is negative.  When heat is…

Q: How many protons are in a neutral atom of Ga? How many electrons? How many valence electrons?

A: Atomic number = number of protons For neutral atom, Number of electrons= number of protons Valence…

Q: III Writing the half-reactions of a complex redox reaction in acidic.... Write balanced…

A: Recall the given redox reaction,                          6 Cl2 g  +  C2H5OH l  +  3 H2O l  →  12…

Q: What is the name of the compound with the formula CuBr ? What is the name of the compound with the…

A: Magnesium nitrate is Mg(NO3)2 Sulfur dichloride is SCl2

Q: You are preparing a buffer using a weak acid with a pKa of 11.0. You have a 35 mM solution of this…

A:

Q: A sample of an ideal gas at 1.00 atm and a volume of 1.09 I was placed in a weighted balloon and…

A: To find out the new volume of an ideal gas, use the formula of Boyle's law and find out the volume…

Q: A flexible container at an initial volume of 6.13 L contains 8.51 mol of gas. More gas is then added…

A:

Q: You perform a titration on 10.50 mL of an HCl solution of unknown concentration. It requires 85.34…

A: Molarity is defined as number of mole of solute divide by volume of solution in liter

Q: Draw the skeletal ("line") structure of an isomer of this molecule: Click and drag to start drawing…

A: Line struture isomer of following  molecule  is.

Q: In both the actual and virtual experiments, aspirin was prepared by modifying the phenol group in…

A: The aspirin is formed by reacting salicylic acid with an anhydride.

Q: for question B, how was 6.3246×10-5 acquired? my calculator gives 2.1x10-4

A: B. Given,Concentration of HOCl = 0.10 MThe Ka of HOCl = 4.0 × 10-8Required,                   The…

Q: What is the predicted product of the reaction shown? O= = OCI O CI OH SOCI2 pyridine IV OH CI SO₂CI…

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Q: 19- Give one example for oxymercuration- demercuration reaction using 1-methy cyclopentene.

A: As per student's request I am answering only 19th questions.

Q: Copper melts at 1083°C. Droplets of liquid Cu had been supercooled to 847°C before isothermal…

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Q: Consider the specific heats of nickel, silver, cobalt, and mercury, given in the table Substance…

A: The heat released by the metals on cooling is given by the below formula. Heat released =(mass of…

Q: The following is a diagram of energy states and transitions in the hydrogen atom. ENERGY A B C D E…

A: Here, we have to find the emission line with the longest wavelength, the absorption line with the…