नियंत्रण एवं समन्वय - L2 | मानव मस्तिष्क | Chapter 7 | कक्षा 10 NCERT विज्ञान | Pooja Ma'am

नियंत्रण एवं समन्वय |मानव मस्तिष्क |डायन्सीफैलान |मध्य मस्तिष्क |प्रमस्तिष्क |पश्च मस्तिष्क |अनुमस्तिष्क |OMR

For a decomposition, the values of rate constants at two different temperature are given below: k_(1) = 2.15 xx 10^(-8)L mol^(-1)s^(-1) at 650 K k_(2) = 2.39 xx 10^(-7) L mol^(-1)s^(-1) at 700 K Calculate the value of activation energy for the reaction (R= 8.314 JK^(-1) mol^(-1))

Factorise the expressions. (i) ax^2 + bx (ii) 7p^2 + 21q^2 (iii) 2x^3 + 2xy^2 + 2xz^2 (iv) am^2 + bm^2 + bn^2 + an^2 (v) (lm + l) + m +1 (vi) y(y+z) + 9(y+z) (vii) 5y^2 - 20y - 8z + 2yz (viii) 10ab + 4a + 5b +2 (ix) 6xy - 4y + 6 - 9x

For a decomposition reaction the values of rate constant k at two different temperatures are given below : K_(1)=2.15xx10^(-8)L"mol"^(-1)s^(-1)"at " 650K K_(2)=2.39xx10^(-7)L"mol"^(-1)s^(-1)"at " 700K Calclate the value of activation energy for this reaction. (R=8.314JK^(-1)"mol"^(-1))