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Which solution should be the most acidic? 1) Zn(NO3)2(aq) 2) Cd(NO3)2(aq) 3) Ga(NO3)3 (aq) 4) Hg(NO3)2(aq) 5) Al(NO3)3(aq)
what wind flow rate entering the canyon would produce a pollutant concentration greater than 0.0025 gmol/ft^3 in the air coming out of the canyon?
A certain reaction between a weak acid (boric acid) and a strong base (sodium hydroxide) has an equilibrium point at a pH of approximately 11. From what you know about indicators, which indicator would be best to use to tell when neutralization ha..
Carboxylic acids have higher than expected boiling points due to dimeric associations involving hydrogen bonding. The structure of 3-methylbutyric acid is shown below. Draw a second molecule of 3-methylbutyric acid
An aqueous solution has a vapor pressure of 84.0 at 50 . The vapor pressure of pure water at this temperature is 92.6 . What is the concentration of in mass percent?
Silver chromate is sparingly soluble in aqueous solutions. The Ksp of Ag2CrO4 is 1.12x10^-12. What is the solubility (mol/L) of silver chromate
Chlorination via radical halogenation is a very unselective process and can lead to the formation of all three of the below products. Estimate the relative percentages of each product that will be formed using this means of halogenation. Presume t..
What volume (in liters) is occupied by 0.01 moles of carbon monoxide
what is the change in temperature of the water after the ice has completely melted? The enthalpy of fusion of water is 6.02 kJ/mol, and the specific heat capacity of the liquid is 4.184 J/g/K. Assume that the amount of extra water produced by the ..
Calculate ?H, q and w when 1.00 mol of helium at 5.00L and a temperature of 298.15K is expanded and heated simultaneously
An elemental analysis shows that it contains 40.0 mass percent C, 6.71 mass percent H, and 53.3 mass percent Oxygen. Remember mass percent = grams. A determine the empirical formula. B. determine the molecular formula.
What is the final volume of the balloon. Assume that the pressure inside and outside the balloon has the same value. Ans. V = 34.8 L
Estimate the temperature you should dope at (°C) if you must have a concentration of 100 P atoms per 10 million Si atoms at a depth of 10 nm in 5 minutes.
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