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What is the hydronium-ion concentration of a solution formed by combining 700. mL of 0.19 M HCl with 300. mL of 0.52 M NaOH at 25ºC?
What is the vapor pressure, at 28 degrees C, of a solution made by mixing 80.0 g of C3H7SH and 120.0 g of CH3CN, if Raoult's Law is obeyed
a sample of N2O3(g) has a pressure of 0.019atm. the temperature(in K) is then double and the N2O3 undergoes complete decompositopn to NO2(g) and NO(g).
You have prepared a saturated solution of X at 20C using 27.0 g of water. How much solute can be dissolved if the temperature is increased to 30 C?
Considering the reactions, Al + H2O, Al + NaOH, and Al + HCL, suggest a possible test to confirm the formation of ONE product in any one reaction.
The Ksp value for copper(II) sulfide is 6.0 × 10 -37. What is the molar solubility of this compound?
Calculate the average kinetic energies of the CH4 and N2 molecules at 286 K and 556 K?
Heating any of the three isomeric dimethylbenzenes with HF in the presence of BF3 to 80 C leads to the equilibrium mixture shown below: 1,2-Dimethylbenzene: 18% , 1,3-Dimethylbenzene: 58% , 1,4-Dimethylbenzene: 24%
why is the presence of non-atomic species, such as metal oxides, detrimental to an analysis using atomic spectroscopy. which type(s) of atomizers can suffer from this effect and why.
What is the main structural feature of the azo dyes that causes them to be colored compounds?
Determine the final volume (mL) for each of the following: a) diluting 2.50 mL of an 8.00 M KOH solution to give a 2.00 M KOH solution. b) diluting 50.0 mL of a 12.0 M NH4Cl solution to give a 2.00 M NH4Cl solution. c)diluting 75.0 mL of a 6.00 M ..
Compute ΔHo fusion and ΔSo fusion for this substance If the pressure is increased to 120 bar, the melting temperature increases to 375.88 K..
Why is gravity filtration and not suction filtration used to remove suspended impurities
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