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Q: All of the postulates of Kinetic Molecular Theory hold for ideal gases. True False

A: Interpretation: We have to tell whether the statement is true or not.

Q: A 50.0-mL volume of 0.15 M HBr is titrated with 0.25M KOH. Calculate the pH after the addition of 16...

A: PH    =  1.27

Q: 4. An amount of heat equal to 2500 J is added to a system, and 1800 J of work is done on the system....

A:

Q: What is the pH at 110.00 mL of titrant in the titration of 50.00 mL of 0.400 M B (a generic base wit...

A: Given,  Volume of HNO3 = 110.0 mL  Molarity of HNO3 = 0.200 M  Volume of weak base, B = 50.00 mL  Mo...

Q: Give the wwet chemical tests (#1-6 ) that luork for KETONES Only, only.

A:

Q: mol Ca?+ L 1 mol Ca+ 1 mol EDTA mol EDTA =L EDTA X L 0.010 L water 33 Using the following equation, ...

A: Given the average volume of EDTA used = 0.23 mL * 1 L1000 L= 2.3*10-4 L

Q: The compounds given below are: identical diastereomers enantiomers cannot be determined

A: Interpretation: We have to find out the relation between two compounds.

Q: 5. (2 points) Which polar bond is correctly labelled? Explain. ì- ci 1– Cl F-N N - N

A: To check the polarity and direction of bond, we should first check Electronegativity different betwe...

Q: 1. Arrange the following with increasing stability: refer to 6.jpg i > ii > iii ii > i > iii i > ii...

A: 1. ii  is stabilized by resonance. Also it is stabilized by+I and hyperconjugation. Hence, it is mos...

Q: An ideal gas is allowed to expand from 5.20L to 44.2 L at constant temperature. By what factor does ...

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Q: What is the concentration of lithium ions in 0.215 M Lİ2SO4?

A:

Q: A chemistry student weighs out 0.116 g of hypobromous acid (HBrO) into a 250. mL volumetric flask an...

A: Given  Mass of HBrO =  0.116 gram  Volume  =  250 mL  Molarity of NaOH  = 0.1600 M  Volume of NaOH  ...

Q: A 52.0-mL volume of 0.35 M CH3 COOH (Ka = 1.8 x 10-5) is titrated with 0.40 M NaOH. Calculate the pH...

A: Henderson Hasselbalch equation for buffers: pH = pKa + log [salt]/[acid]

Q: а. NH3 NaCN H HCI b. Br EtO2c co,Et `CO2Et Br HCI NO NaOEt H20 c. E1cb OP

A: As per the regulations only the first three subparts of a question could be answered.

Q: エ

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Q: . Draw ALL possible products (including cis/trans isomers) if the compounds below were to undergo el...

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Q: configurations at the stereogenic center.

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Q: The chemical formula for caffeine is C3H10N4O2. Determine the percent composition of each element in...

A: Percent composition can be find using molar mass.   Molar mass of caffeine is 194 g/mol  

Q: The 1H NMR of a compound with molecular formula C5H7BrO is shown. Determine its structure.

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Q: You are employed as a coop student at the Drug and Alcohol Testing Association of Canada (DATAC) dev...

A: 2-Methyltetrahydrofuran (MeTHF) is a solvent produced from renewable raw materials by the hydrogenat...

Q: How many liters of 0.305M K3PO, solution are necessary to completely react with 187 mL of 0.0184 | M...

A: Formula used  M1V1 (K3PO4) = M2V2 (NiCl2)

Q: How many moles of compound are in the sample?

A: 1 mole of compound is equal to 6.022* 10 raise to power 23 molecules.

Q: For the following reaction, 3.96 grams of barium hydroxide are mixed with excess sulfuric acid . Ass...

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Q: | 2.25 moles of an ideal gas with C, m 3 =-R under a constant external pressure of 200.0x10 2 3. Pa ...

A: Given data

Q: Measurements show that the energy of a mixture of gaseous reactants increases by 246.kJ during a cer...

A: Given: Change in internal energy (∆U) = 246 kJ Work done (W) = 198 kJ

Q: A person inhales air richer in O2 and exhales air richer in CO2 and water vapor. During each hour of...

A: From ideal gas equation, number of moles of the gas, n = PV/RT. P = Pressure of CO2  gas = 29.0 Torr...

Q: Suppose that Daniel has a 3.00 L bottle that contains a mixture of O,, N,, and CO, under a total pre...

A: 1- First we need to determine the partial pressure of N2 :  Using ideal gas law, PV = nRT  PN2 = nRT...

Q: Draw the product of the reaction shown below. Use wedge and dash bonds to indicate relative stereoch...

A: Alkene reacts with mCPBA to give corresponding epoxide ring which is protonated to give oxonium ion....

Q: Perform the conversions. 970.5 mmHg atm 2.091 atm = Torr 408.4 kPa = atm 1220.6 mmHg Pa =

A:

Q: Can someone explain the buffer system and neutralization reactions for me? I'm really struggling sin...

A: In neutralization reaction, an acid and a base react with each other to form H2O(l) and a salt. H2O(...

Q: A mixture of He, Ne, and Ar has a pressure of 23.3 atm at 28.0 °C. If the partial pressure of He is ...

A: Given that : The total pressure of the mixture = 23.3 atm Temperature = 28.0°C The partial pressure ...

Q: Consider the synthesis of sulphur trioxide from its elements at 25oC: 1/4 S8 (s) + 3O2(g) → 2SO3 (g)...

A: Consider the synthesis of sulphur trioxide from its elements at 25oC:1/4 S8 (s) + 3O2(g) → 2SO3 (g) ...

Q: Based on your Lewis structures place CH3NH2, HCN, and CS2 in order by the compound with the shortest...

A: The solution is given below - 

Q: 18. The equation for the thermite reaction is shown below. When 2.7 g of aluminum is reacted with ex...

A: The reaction is as follows: The mass of Al reacting, = 2.7 g. The energy released during the reacti...

Q: Fill in the blanks. Silicon has an atomic number of 14. The innermost energy level of Silicon conta...

A: Given :- atomic number of Silicon = 14  To be determined :- number of electrons in the innermost ene...

Q: Plot the Pxy for the following system at 90 oC: a. Benzene(1)/ethylbenzene(2)

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Q: What is the pH at exactly 1/2 of the volume required to reach the equivalence point in the titration...

A: Since you have asked multiple questions we will solve 1st one for you. If you want an answer to anot...

Q: (1) The following gases were mixed and placed in a 10-L container at STP: 1.00g He, 0.50g Xe, and 1....

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Q: Explain how the Dean-Stark trap removes water from the reaction mixture.

A: Dean-Stark apparatus is a laboratory piece that is used to collect water or other liquids from the r...

Q: The peptide cys-leu-glu-ala-cys-lys is at pH 7 in oxidizing conditions. Part a) Draw the peptide's ...

A: The given peptide is cys-leu-glu-ala-cys-lys. Given pH = 7  

Q: Tutored Practice Pro 5.4.4 COUNTS TOWARDS GRADE Close Problem Use constant-volume calorimetry to det...

A: Formula used  q = heat =  CsampledT + mwaterCwaterdT dT = change in temperature, m = mass of water ,...

Q: One of the hydrates of MnSO4 is manganese(II) sulfate dihydrate . A 69.7 gram sample of MnSO4  2 H2...

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Q: Which chiral compound has two chiral centers? a) CH2-CH-CHO ОН ОН b) CH2-CH-CH2 ОН ОН ОН с) CH,-CH-O...

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Q: CP- YY - Convert 18.8 TM³ to ZW 3 1 TM = 7.108 DD, using the following equalities: 1 CP = 2.104 BX, ...

A: The given value is: 18.8 CP2TM3, and we have to convert the above value to the unit, YY2ZW3.  

Q: Anode (+) Cathode (-) A B. The image above shows and electrolysis apparatus similar to one you used ...

A: To give all of your answers above, let's see first concept of electrolysis. It the process in which...

Q: 4.33 g sample of a compound consisting of carbon, hydrogen, oxygen, nitrogen, and sulfur was combust...

A: EMPIRICAL FORMULA= C5H11O2NS

Q: What is the volume in liters of a copper ball with a mass of 12.934 kg. density (Cu)=8.92 g/cm3 1 k...

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Q: Part a) Using the Van't Hoff plot below, and knowing the equation of the line is y=9.73x - 7.57, cal...

A: Van't Hoff equation in form of straight line is: ln(KA) = -∆HR*1T + ∆SR Comparing the above equation...

Q: Briefly explain why your results may not match with the expected empirical formula, and propose how ...

A: The expected empirical formula is Fe2O3.  The empirical formula obtained from experimental results i...