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How could you tell whether the white crystals you have are sodium chloride NaCl or sodium Iodide NaI? what precipitate color is resulted from NaCl and AgNo3
What is the total pressure in the vessel just after the reagent gases are added (assume ideal behavior) and what are the mole ratios of the reagent gases in the vessel before the reaction begins?
what is steam distillation and why is it a preferred technique to purify high boiling liquids that are water-insoluble
the discharge pressure is 2 bars. Determine the area, enthalpy and specific volume at the entrance of the nozzle and the area, enthalpy
Calculate the concentration of ALL species in a 0.25 M solution of ethylammonium chloride (EtNH4Cl). The Kb value for the weak base ethylamine (EtNH2) is 5.6 x 10^-4.
The volume of a gas is 5.0L when the temperature is 5.0C. If the temperature is increased to 10.0C without changing the pressure what is the new volume?
Specify the number of possible isomers of Trinitrophenol. Abbreviate ortho (o), meta (m) and para (p).
Ethylene gycol has a density of 1.11g/mL. What is the volume of 30.0 g of ethylene glycol?
If an automobile is able to travel 224 mi on 10.0 gal of gasoline, what is the gas mileage in km/L
Neon lamp spectrum shows many more distinct lines than that of hydrogen lamp. The reason is that
A 1.28 g sample of calcium metal reacts with oxygen gas to form 1.79 g of solid calcium oxide as its only product. Using the law of conservation of mass, calculate the mass of oxygen gas which reacted
From 5g of benzopinacol you obtained benzopinacolona 75% crude. The yield after recrystallization was 2 grams. benzapinacol molecular weight = 366.46 g / mol benzopinacolone molecular weight = 348.44 g / mol determine:
A compund with the formula c15h14o has a strong peak near 1720 cm-1 in the IR. The HNMR spectrum shows a 3H singlet at sigma 5.08, and a 10H multiplet at sigma 7.25. Draw the compund
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