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Suppose that while titrating a vinegar sample with standard NaOH you misread the buret and the calculated NaOH volume is greater than the actual volume used. How will this error influnence the final calculated percentage of acetic acid in the vinegar?
A mist is observed to form on the mirror at a temperature 40C. Calculate mass of water removed from the pulp (kg/min) and the volumetric flow rate of air entering the system.
How did you deduce which spot corresponded to 2-naphthol on yourTLC plate that analyzed the reaction mixture at 10, 30, and 60 minutes. Did your TLC analysisindicate the presence of any 2-naphthol remaining atthe end of the 60-minute reaction time..
Using a band diagram, explain how magnesium can exhibit metallic behavior when its 3s band is completely full.
Problem- A solution is made by mixing 36.0 mL of ethanol, C2H6O, and 64.0 mL of water. Assuming ideal behavior, what is the vapor pressure of the solution at 20 °C
Explain why the electron attachment energy for Na + e- ---> Na- is negative but it becomes positive for the neighboring atom Mg - Elements in order of increasing ionization energy:
The density of tungsten is 19.35 g/cm3. A sample of tungsten is placed in a graduated cylinder containing 30.0 mL of water and the water level rises to 34.0 mL. What is the mass in grams of the sample of tungsten?
Explain why it is preferable to take the geometric mean rather than the arithmetic mean when defining mean activity
What is the new volume, in milliliters, of the bubble outside the volcano where the temperature is -30â??C and the pressure is 0.80atm , if the amount of gas remains the same
If 16.76 mL of an aqueous solution of NaOH reacts with 0.5683 g of KHC8H4O4, how many moles of NaOH reacted. What is the concentration of the NaOH solution
A person weighing 85 kg running at 16 km/hr requires 4245 kJ of energy per hour. How far must this person run to consume the energy contained in 0.770 kg of sugar?
Draw the skeletal structure of the major organic product produced when 2-methylpropanoyl chloride reacts with 3-methylbutanoic acid
If the work function of a metal is 4.51 eV, what is the maximum wavelength of light that can be used to observe the photoelectric effect
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