Tamil Amazing colorful SCIENCE CHEMISTRY FAIR EXPERIMENTS projects Colleges and Schools Electric Pen

English Amazing colorful SCIENCE CHEMISTRY FAIR EXPERIMENTS projects Colleges & Schools Electric Pen

Tamil Amazing colorful SCIENCE CHEMISTRY FAIR EXPERIMENTS projects Colleges and Schools Electric Pen

3 Chemistry Quiz for all competitive exams SSC NEET JEE JAM SAT GATE CSIR NET TNPSC UPSC TRB etc

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For equilibrium A(g) = B(g) +C(g) at constant P of 1 atm, A dissociates 50 % at 500 K. Find del Go

Chemistry Quiz useful for all competitive exams NEET JEE JAM SAT GATE CSIR NET TNPSC UPSC TRB etc

(English)2A⇋ B + C, K = 4 × 10–3 At a time, composition of reaction mixture [A]=[B]=[C]=2 × 10–3M.

(English) A 50 mL 0.1 M monoprotic acid (Ka = 1 X 10-5) is titrated 50mL 0.1 M NaOH. Find pH soln.

(Tamil) Derive solve problems using pH eq for hydrolysis of NH4Cl & sodium acetate salt in water

Cis-Trans isomerization equilibrium concentrations of each isomer calculation problems.

The freezing point of solution is -2.4 C. Find percentage dissociation of MX type salt in water.

Rate constant dependence on T ln K = [(-5000 K )/T] + 10 The activation energy (in kJ/ mo) is _

Acid that gives highest pH at equivalence pt when 0.2 M soln each acid titrated 0.2 M soln NaOH.

If the ionization energy of Hydrogen atom is x, then the ionization energy of Li2+ is . Rydberg eV

Temperature doubled, mass of the gaseous molecule halved, rms speed will be changed by a factor of

Equilibrium constant CH4 + H2O(g) = CO2+ 4H2(g) K1 CO(g) + H2O(g) = CO2 (g) + H2(g) K2.

Arrhenius eq Pre-exponential factor in is 1.6 X 1012 s-1, rate constant at high T will be close to

How to Calculate percentage yield of benzoic acid formed from theoretical & observed yield

Given that the crystal stabilization CFSE of [Co(H2O)6]2+ is 7360 cm-1, Find delta o in kJ mol-1.

The amount (in grams) of dichromate (mw=294) present in 75 mL of 0.16 M aqueous solution is_____.

Henderson equation pH & pKa calculation for phosphate buffer solutions applications

How many H-bonds present G & C ; A & T in DNA? Complementary strand following single strand DNA

The amount of bromine required for estimation of 42.3 g of phenol is _. M.wt of phenol =94 g/mol.