Std-10 Most Imp Ch 1 Gseb L-18 રસાયણિક પ્રક્રિયાઑ અને સમીકરણ

(1/5 div 1/10) times 1/18=

What comes next in the given series? 6C, 10F 14I 18L, ?

The mass of acetic acid present in 500 ml of solution in which it is 1% ionides (Ka of CH_(3)COOH = 1.8 xx 10^(-4) )

Calculate the amount of acetic acid presnt in 1L of solution having alpha = 1% and K_(a) = 1.8 xx 10^(-5) .

The dissociation constant of 0.01 M CH_3COOH "is" 1.8 xx 10^(-5) , then calculate the dissociation constant of its conjugate base (CH_3COO^-)

The K_(a) for CH_(3)COOH at 300 and 310 K are 1.8 xx 10^(-5) and 1.805 xx 10^(-5) , respectively. The enthalpy of deprotonation for acetic acid is 51.6 cal .

Thw ratio of milk and water in a pot is 1:3 If we added 18l milk and 18l water then the ratio becomes 2:3 .How much quantity of total mixture was present initially ?

The heat librerated on complete combustion of 1 mole of CH_(4) gas to CO_(2)(g) and H_(2)O(l) is 890 kJ. Calculate the heat evolved by 2.4 L of CH_(4) on complete combustion.

The weight of CH_(3)COONa needed to add in 1 litre ( N )/( 10 ) CH_(3) COOH to obtain a buffer solution of pH value 4 is ( Given K_(a) = 1.8 xx 10^(-5) )