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In each case rank the subsequent compounds in order of rising acid strength, weakest first. Temporarily indicate the chemical principles used to arrive at each answer with a sentence in each case. C3COOH, HCOOH, CH3CH2CH2COOH
calculate the theoretical moles of NaOH that should be necessary to reach the equivalence point
How many moles of aluminum atoms, Al, are needed to combine with 0.133 mol of O atoms to make aluminum oxide, Al2O3?
what is the underlying electronic reason for all periodic trends?
Carbon tetrachloride may react with oxygen to produce chlorine and carbonyl chloride.2CCl4(g) + O2(g) 2COCl2(g) + 2Cl2(g); Kc = 9.9 × 10^51. What is Kc for the following equilibrium? COCl2(g) + Cl2(g) CCl4(g) + ½O2(g)
Calculate the number of grams of H2 formed If the wet Hydrogen gas formed occupies a volume of 9.67 Litres
Calculate the amount of heat required to heat a 3.5 kg gold bar from 21 degrees celsius to 67 degrees celcius.
1. in the reaction of liquidmercury and oxygen to form mercuryii oxide what is the mass ofhgo produced from the
For each of the following pairs of substance, predict which member of the pair will have the higher melting point, and explain why. a) NaCl and Cl2 b) SiO2 and CO2 c) Cu and CO d) NaF and MgO e) Na2) and SiC f) HCl and HF g) Ar and NO
If 1000.0 mL of 1.5M sodium hydroxide is mixed with 1000.0mL of 1.5M hydrochloric acid, after the reaction is complete, what are the concentrations of all the ions remaining in the solution
If 10.3 mL of 0.100 N NaOH is used to bring 10.0 mL of juice to a pH of 8.20, what is the titratable acidity (g/L tartaric acid)? Assume tartaric acid is 75.0 eq/L.
Yet the stock bottle clearly reads 0.0020 M. Why? Similarly, why is the initial concentration of iron (III) ion 0.10 M when the stock bottle contained 0.20 M iron (III) nitrate?
Trimix gas is used for very deep diving. It is composed of three gases, usually helium, nitrogen and oxygen. The composition is denoted as percentage of oxygen / percentage of helium
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