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Recent questions tagged q138

The ratio of rates of diffusion of propane and nitrogen (I) oxide at same P and T is

asked Mar 6, 2014 by sharmaaparna1

1 answer

The formation of cyanohydrin from a ketone is an example of

asked Mar 3, 2014 by meena.p

2 answers

For the equation $(x-2)^2+(y-2)^2=4$ find the equation of tangent at $(2,4)$?

asked Feb 11, 2014 by sreemathi.v

1 answer

$p, q, r$ are three unequal numbers in AP. If $q-p$, $r-q$ and $p$ are in GP, the $p\;:\;q\;:\;r$ equals

asked Jan 21, 2014 by yamini.v

1 answer

Find out the degeneracy of hydrogen atom that has the energy equal to $-\large\frac{R_H}{9}$.($R_H$-Rydberg constant).

asked Jan 17, 2014 by sreemathi.v

1 answer

If $f(x)=3x^{10}-7x^8+5x^6-21x^3+3x^2-7$ then value of $\lim\limits_{\alpha \to 0}\large\frac{f(1-\alpha)-f(1)}{\alpha^3+3\alpha}$ is

asked Jan 2, 2014 by sreemathi.v

1 answer

Evaluate $ \Large \int $$ \large \frac{\log x }{(1+\log x)^2}$$dx$

asked Dec 23, 2013 by meena.p

1 answer

Endosperm is consumed by developing embryo in the seed of :

asked Dec 20, 2013 by thanvigandhi_1

0 answers

Which of the following statement is incorrect ?

asked Nov 20, 2013 by thanvigandhi_1

0 answers

What is the entropy change in $ J.K^{-1}$ during the melting of 27.3 grams of ice at $ 0^{\circ}C$ ? (Latent heat of fusion of ice = 330 $ j.g^{-1}$)

asked Nov 9, 2013 by thanvigandhi_1

0 answers

The pH of 0.05 M acetic acid is $ ( K_a = 2 \times 10^{-5} )$

asked Nov 9, 2013 by thanvigandhi_1

0 answers

Cell constant of a conductivity cell is

asked Oct 23, 2013 by thanvigandhi_1

1 answer

Which one of the following graphs represents Freundlisch adsorption isotherm ?

asked Oct 21, 2013 by meena.p

1 answer

Assertion (A) : K,Rb and Cs form superoxides. Reason (R): The stability of the superoxides increase from 'K' to 'Cs' due to decrease in lattice energy.

asked Oct 15, 2013 by meena.p

0 answers

For the equilibrium $A_{(g)} \rightleftharpoons B_{(g)}+C_{(g)} ;K_p=0.82 atm$ at $27^{\circ}C$. At the same temperature its $K_c$ in mol $lit^{-1}$ is : ( R=0.082 lit atm $mol^{-1}K^{-1}$)

asked Oct 14, 2013 by thanvigandhi_1

1 answer

The orange coloured compound formed when $H_2O_2$ is added to $TiO_2$ solution acidified with conc. $H_2SO_4$ is :

asked Oct 1, 2013 by meena.p

1 answer

Which of the following statement are correct?

asked Sep 25, 2013 by meena.p

1 answer

Observe the following statements:

asked Sep 19, 2013 by meena.p

1 answer

If the mean and standard deviation of a binomial distribution are $12$ and $2$ respectively. Then the value of its parameter $p$ is

asked May 28, 2013 by poojasapani_1

1 answer

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