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In each of the following pairs determine the substance that has the highest boiling point. PH3 or NH3 Br2 or ICl GeH4 or CH4 LiF or HF WHY?
1. during an acid-base titration 23.3 ml of hcl completely neutralized 19.5 ml of potassium hydroxide 0.315 m.
Decide if the compound/ion listed can satisfy the octet rule (duet rule for H), if so choose Satisfies Octet Rule
Calculate the pH of a solution prepared by mixing 20.5 mL of a .5 M sodium flouride solution with 32.5 mL of a .750 M hydrofluoric acid solution
A sample of gas weighs 3.718g and has a volume of 1.4L at .845 torr and 26.0 C. What is its molar mass?
The molecular geometry of the ammonium ion, NH4+, is most similar to the molecular geometry of
Calculate ΔHo fusion and ΔSo fusion for the substance If the pressure is increased to 120 bar, the melting temperature increases to 375.88 K. ?
which is mostly Al2O3, is the principal industrial source of aluminum metal. How much aluminum can be produced from 4.50 ton of Al2O3
Write balanced total and net ionic equations for its reaction with aqueous NaOH. (Type your answer using the format (NH4)2CO3 for (NH4)2CO3, [NH4]+ for NH4+, and [Ni(CN)4]2- for Ni(CN)42-. Use the lowest possible coefficients. Type the cation befo..
A 500-mL volumetric flask containing 0.434 M KCl is emptied and allowed to drain briefly, leaving 1.14 mL of liquid in the flask. The flask is then rinsed by adding 87.5 mL of distilled water and is then used to prepare a standard solution of KNO3..
Your observations should reveal a difference in at least one property between sodium benzoate and benzoic acid. What property was that, and what observation will reveal the difference?
Given that K for the following reaction equals 2.2. Calculate K for the reverse reaction. SO2(g)+1/2O2(g) SO3(g). Please explain the steps so I can understand.
What is the maximum height, neglecting all forms of friction, to which a car of mass 1000 kg an be driven on 1.00 gallon of fuel given that the engine cylinder temperature is 2000 degrees celsius and the exit temp is 800 degrees celsius.
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