Chem
Solubility of Silver(I) Carbonate is 3.2x10^-2 g/100mL What is the Ksp? I'm getting 2.19x10^-12 But it's not in the answer sheet
Chemistry
The enthalpy of vaporization of chloroform (CHCl3) is 29.2 kJ mol-1 at its normal boiling point 61.2 Celsius. what is the standard change in entropy for vaporization of chloroform at its normal boiling point? Answer I got was 29.2/334.2 = 0.0873. (CORRECT?)
Chemistry
A little lost but I'm getting 384...
Chemistry
At the normal boiling point of toluene,Δ Hvap=33.2 kJ/mol and ΔSvap= 86.5J/mol•K. What is the normal boiling point of toluene?
Chemistry
What molar ratio of acetic acid to sodium acetate is required to create a buffer solution having a pH of 4.83 at 25 Celsius? Ka for HC2H3O2 is 1.8 x10^-5 a)0.82 b)0.55 c)3.5 d)1.2 e)2.0 The answer I got was 8.2 ..(help!)
Chemistry
Nvm got it ..thanks
Chemistry
Does it matter which Ka I use?
Chemistry
What is the hydronium ion concentration of a buffer solution that is 0.10M NaHPO4 and 0.50M NaH2PO4? For H3PO4,Ka1=6.9x10^-3, Ka2=6.2x10^-8, Ka3=4.8x10^-13
Chemistry
What is the hydrogen-ion concentration of a solution that is 0.016M in acetic acid and 0.016M in sodium acetate at 25 Celsius? The Ka for acetic acid is 1.8x10^-5
Chemistry 104
What you mean redo 0.018?
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