what is the purpose of the water trap that is connected in the condenser in the set up shown below

Q: When 1.006 grams of sucrose (Molar mass 342.3 g/mol) is burned in a bomb calorimeter, the temperatur...

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Q: Find the r

A: Ptotal = P (CH3CHO) + P (CH4) + P(CO) Also, P(CH4) = P (CO) So, Ptotal = P (CH3CHO) + 2 P (CH4) Now...

Q: Sulfur trioxide decomposes to form sulfur dioxide and oxygen, like this: 2 SO3(g) 2 SO2(9)+O2(g) Wri...

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Q: is

A: We have to carry out the given transformation by sulfonium ylide. The reaction is shown below  

Q: Calculate the concentrations of Na+ and CO32- after mixing 1.00 L of 0.200 M NazSO4 with 2.00 L of 0...

A: Given: Concentration of Na2SO4 = 0.200 M Concentration of K2CO3 = 0.100 M Volume of Na2SO4 added = 1...

Q: 3. Tina bought a drink that consists of 2.00 g aspartame (C14H18N2O5) dissolved in 250 g H20. Aspart...

A: Given mass of aspartame = 2g mass of water = 250 g

Q: How many moles of water (H2O) are produced if  100.0 grams of oxygen (O2 )are used?

A: Given :- mass of O2 used = 100.0 g  To calculate :- number of moles of H2O produced

Q: Mineral Groups Silicates: contain silicon (Si) and oxygen (O) metals plus CO3 metals plus SO4 metals...

A: Below attached file showing the details answer.  All the best.

Q: What is the splitting for Hc in the following molecule? Hc CI Ho. HE H. H. H. HA HB HF HG HH нн н н ...

A: The splitting pattern for a proton in NMR spectrum can be calculated using the formula n+1. Where n ...

Q: Select the pair of compounds that CANNOT be distinguished by their IR spectr. O A. CHCI3 and CCI4 ОВ...

A: IR spectroscopy is branch of chemistry in which we identify the unknown compound on the basis of IR ...

Q: Explain the following terms used in chromatography i) Dead time ii) Number of theoretical plates

A: Since you have posted multiple questions as per guidelines we can answer only one per session . If y...

Q: Given the Newman Projection, convert it to the skeletal form and provide the IUPAC name: H CH, CH, H...

A: 1. There are two carbons place one behind the other. 2. The circle represents the later (back) carbo...

Q: Methane and chlorine react to form chloroform and hydrogen chloride, like this: CH,(9)+3Cl,(9) -→ CH...

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on ...

Q: In the "Torch the Money" demonstration, a $5 bill is wrapped around a copper pipe and then placed ov...

A: As the 5 $ bill was wrapped around copper pipe, and placed in candle flame for 5 seconds. The hear s...

Q: please calculate Pka value

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Q: 16-20. MORSE TYPE A. Only I is correct B. Only II is correct C. Only II is correct D. I and Il are c...

A: Correct options are :

Q: Which of the following statements is true for ideal gases, but is not always true for real gases? A...

A: According to the kinetic theory of gases: The particles of gases are in ceaseless, rapid, random mo...

Q: You dilute 6.50mL of a 0.987 M solution to a final volume of 50.00mL. Then, you take 25.00 mL of tha...

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Q: State whether the following reactions are favorable or unfavorable. Explain the reason behind your a...

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Q: What quantity of heat (in kJ) will be absorbed by a 47.1 g piece of aluminum (specific heat = 0.930 ...

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Q: Nitrogen dioxide is one of the many oxides of nitrogen (often collectively called "NOx") that are of...

A: Given,  Volume of the tank = 25 L  Moles of Nitrogen dioxide = 10 mol  At equilibrium, Moles of Nitr...

Q: A 25.00 mL sample containing an unknown amount of Al and Pb* required 15.40 mL of 0.05788 M EDTA to ...

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Q: give the iupac name for each Alkane compound

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Q: Select the compound that would show a larger than usual M + 2 peak. O A. CH3CH2F O B. CH3CH2CH21 OC....

A: Concept: In mass spectrometry the there as a peak corresponding to molecular mass of the given compo...

Q: Consider a system with Hamiltonian operator A that is in a state , with energy Ex. where and k is th...

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Q: The rate constant of a certain reaction is known to obey the Arrhenius equation, and to have an acti...

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Q: Quntien 1 Using pka valves, ladicate the position of equilibeiam for eencticns aband e.

A: Pka is -log(Ka); Higher Ka,lower Pka. Ka will high when dissociation is easy.

Q: Express the rate of the following reaction equation in terms of the rate of concentration change for...

A: Given :- 2SO2(g) + O2(g) → 2SO3(g)  To write :- rate of reaction in terms of concentration change fo...

Q: Which of the following moléčules contain polar dil apply! H A ÇI Cl H H CI

A: Polar molecule is a molecular in which one end of molecule is slightly positive and one end is sligh...

Q: Need help labeling this IR spectrum chart for  Methyl m-nitrobenzoate! Please identify of any possi...

A: The structure of the following is:  

Q: Nitrous oxide, N,0, has a mass ratio of nitrogen to oxygen of 1.00:0.57. Determine the ratio by mass...

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Q: OH OH Na2Cr207 H3O* Select to Draw

A: Oxidising agent can be defined as a substance that oxidises other species and itself get reduced in ...

Q: Choose the most accurate descriptions about quantitative analysis using atomic absorption spectropho...

A: This question is an analytical question based on atomic absorption spectroscopy.

Q: We have 4 test tubes filled with aqueous solution, one of which is definitely yellow. Use the inform...

A: A question based on qualitative analysis that is to be accomplished.

Q: What is the greatest hazard when working with hydrochloric acid? 1) Corrosion 2) Fire 3) Lethalit...

A:                                    Answer What is the greatest hazard when working with hydrochloric...

Q: Which would be the stronger Bronsted acid, the molecule on the left or the molecule on the right? NH...

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Q: The density of dry air at 0.9866 bar and 27.0 oC is 1.146 g dm3. Calculate the composition of air as...

A: we know for ideal gas PV = nRT                           ........equation 1 where P = pressure V = v...

Q: Consider 3.00 mol3.00 mol of an ideal gas with a constant‑volume molar specific heat of 28.5 J/(mol·...

A: Given that, for a gas The number of moles is n = 3.00 mol, The initial pressure is P1 = 5.910×104 Pa...

Q: 30.0 g of a substance (molar mass: 46 g/mol) required 262 J of heat to raise its temperature from 32...

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Q: Carbon dioxide and water react to form methane and oxygen, like this: CO,(9)+2H,O(9) - CH(g)+20;(9) ...

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Q: When the potential energy is zero the two atoms are/have O far apart O started to overlap sufficient...

A: Please find your solution below : The potential energy of the atoms in terms of of the their positio...

Q: 9. Calculate the standard electrode potential for the aqueous couple [Fe(ox):]*(aq)/[Fe(ox):]+(aq) f...

A: In the first step we have to calculate E0 for rest two reaction where K value is given.

Q: Select the IUPAC name for the following structure: CH3 CH-CH, CH,CH, CH,-CH-CH-CH,-CH-CH, CH,-C-CH, ...

A: The compound given is,  

Q: Calculate the number of moles of NaCl contained in 3.5L of a 4.2M solution

A: Given that, Molarity= 4.2 M  Volume= 3.5 L  Then,      

Q: Learning Task 2 Directions. Draw o if the sample occupies space and o if not. Write your answers on ...

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Q: Select all that apply. When is D2O used in Nmr experiments?  1. It can be used anytime  2. When c...

A: Various solvents like chloroform, Carbon tetrachloride can be used in the nmr spectrosopy.  Also D2O...

Q: Which of the following sets of atomic orbitals will form a molecule with the longest bond length? * ...

A: The atomic orbitals forming a molecule with the longest bond length = ? 

Q: The two compounds below are both neutral molecules, and there are no formal charges on any atoms. Wh...

A: Hybridization of an atom is calculated with the help of steric number.Here we have to calculate the ...

Q: Consider this reaction: 2H,PO, (aq) → P,05 (aq) +3H,0 (aq) At a certain temperature it obeys this ra...

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Q: hich of the following statements is true for real gases? Pick those that apply. The volume occupied...

A: Given : We have to tell the true statement regarding real gas.