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1. What would the hydrogen ion concentration be if the pOH was 4.
2. What would the hydroxide ion concentration be if the hydrogen ion concentration was 1 x 10-5 M?
3. What would the pH of a solution that had a hydroxide ion concentration of 1 x 10-9 M be?
4. What would the pH of a solution that had a hydroxide ion concentration of 2.3 x 10-7 M be?
5. What would the hydroxide ion concentration be if the hydrogen ion concentration was 6.8 x 10-5 M?
use the van der waals equation of state to plot the compressibility factor z against p for methane at 180k and 250k.
Question- Predict the major organic product formed when the compound shown below is heated with Ac2O (acetic anhydride). Draw only the product containing the aromatic ring.
Calculate the energy of a mole of photon with wavelength of (a) 200nm (ultraviolet), (b) 150pm(X ray), and 1.00cm (microwave).
A 0.750 g of lye is dissolved in water and titrated with 32.0 mL of 0.500 M HCl. What is the percent purity of the lye sample
Write the Oxidation Half Reaction and Write the Reduction Half Reaction
Depict the structures of the compounds as well as predict whether they can diffuse across a membrane without facilitated diffusion. Define why did you come to the conclusion.
A 25 ml sample of .10M sodium acetate is titrated with .10M HCl. What is the pH after the addition of 35ml of HCl. (Kb of CH3CO2=5.6e-10)
Can you please help me with these questions below in the well developed paragraph and if it is possible to include to work cited thank you for all your help. What are fermions and bosons? What is the difference between the two classifications?
A 240L kiln is used for vitrifying ceramics. It is currently operating at 1025°C , and the pressure is 1.100atm . How many moles of air molecules are within the confines of the kiln?
At 28.0 °C, the vapor pressure of pure carbon disulfide, CS2, is 378.7 torr, while that of acetone, C3H6O, is 228.9 torr. What is the vapor pressure
Ethylene Glycol in a Car Radiator, How many liters of the antifreeze ethylene glycol [CH2(OH)CH2(OH)] would you add to a car radiator containing 6.50 L of water if the coldest winter temperature in your area is -20 0C?
a sealed balloon is filled with 1.40 l of helium at 23degc and 1.00 atm. the balloon rises to a point in the atmosphere
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