Recently Active Chemistry Questions

A bulb is filled with 20g of CO2 gas at 296Kand 1atm.The bulb is heated to 336K,and the stopcock is opened.How much CO2 escapes,if the external pressure is 1atm when the stopcock is opened and the bulb is kept at 336K?When th ...

what is the relation between torr and atm?? ...

edited cos problem was wrong . maafi chahta hoon for posting crap . thanks ...

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** QUESTN 6 ORGANIC ** *Image* HOW TO DIFFER B/W A and B ?? ...

is there any case where inductive effect predominates over resonance ...

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lake cayuga has a volume of water estimated to be 8.2 X 1012 L.a power station not so far above cayuga waters produces electricity at the rate of 1.5 X 106 coulomb/sec at an appropiate voltage ...how long would it take to ele ...

q8 *Image* ANS = 10 kaise?? ...

find the atoms having same no of s and p electrons means no of electrons in s orbital=no of electrons in p orbital ...

what is steric effect? ...

1-3 dibromopropane ---->(Zn + Δ) A ------> (HBr) B ------> (alc. KOH) C ----------> (Br2) D ---------> (alc. KOH/NaNH2) E identify A,B,C,D,E ...

calculate n factor of HCuCl2 in 2HCuCl2 → Cu + Cu2+ + 4Cl-+ 2H+ ...

Q. On the basis of VBT describe the structure of [V(H2O)6]3+ and [V(CN)6]3- ...

1.in aqueous soln.,Cu2+ ions react with CN- ions to give CuCN &(A).(A) in alkaline soln. undergoes disproportionatio to give (B)$(C).find (A) ,(B),(C).respectively a.(CN)2,CN-,OCN- b.C4N2,CN2-,CN- c.Cu2O,CuO,Cu d.CuOH,CuO,Cu. ...

find the ratio of translational and rotational energies of a diatomic gas. please give solution ...

in coordinate bond, out of donor or acceptor towards which arrow points ...

Statement i:At critical point physical properties of gaseous state bcomes similar to that of liquid sate. Statement2:At critical temp. & above it difference btween liquid & gas phases disappears. options are as of IIT JEE pat ...

Which of the fllowing carboxylic acids underdo decarboxylation most easily? (1) CH3CH2CO2H (2) CH3COCO2H (3) CH3COCH2CO2H (4) C6H5CO2H Please explain also.. ...

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of ICl2- and the number of lone pairs steps !! ...

how to find n factor of H2O2 in reaction 2H2O2 → 2H2O + O2 ...

NH4Cl(S)(CONTAINED IN A FLASK)=NH3(G)+HCl(G) DELTA H=176 KJ/MOL HOW IS MASS OF NH4Cl AFFECTED BY- 1.TEMP IS DECREASED 2.NH3 ADDED 3.HCl ADDED 4.NH4Cl ADDED WITH NO CHANGE IN VOLUME 5.LARGE AMOUNT OF NH4Cl IS ADDED DECREASING ...

*Image* ans as u can c is D ...

y cl is less electronegative than oxygen ...

what are rotamers what is the axis of symmetry in configurational isomers ...

for a process in equilibrium ΔG=0 ΔG=ΔH - TΔS THEREFORE ΔH=TΔS ALSO FOR A REVERSIBLE PROCESS IN EQUILIBRIUM ΔS=0 WHICH IMPLIES THAT ΔH=0 FOR ALL PROCESSES IN EUQILIBRIUM???? SOMEBODY PLEASE EXPLAIN ...

we know that NH3 is a strong ligand.but then why complex[Cr(NH3)6]3+ have 3 unpaired electrons. please give the complete and clear concept ...

match list 1(complex) with list 2(no. of unpaired electrons) and select correct answer. list 1 list 2 A [CrF6]4- 1 B [MnF6]4- 2 C [Cr(CN)6]4- 3 D [Mn(CN)6]4- 4 A B C D (a) 4 1 2 5 (b) 2 5 3 1 (c) 4 5 3 1 (d) 2 1 3 5 i think a ...