Kyo
This page lists questions and answers that were posted by visitors named Kyo.
Questions
The following questions were asked by visitors named Kyo.
What is the type of infinitive phrase is it? a noun, adj., or adv.? The hill above the town is the best place to watch the fire works.
15 years ago
A 0.753 m solution of the solute CH3CN dissolved in the solvent C6H6 is available. Calculate the mass ( g ) of the solution that must be taken to obtain 3.274 mol of CH3CN. Additional info: Molar Mass (g/mol) CH3CN 41.05 C6H6 78.11 Density ( kg/L ) CH3CN...
15 years ago
It takes bromine vapor 4.73 min to effuse through a pinhole of a container. How long will it take CH4 gas to effuse under the same temperature and pressure? Okay so, I tried using Graham's law for this problem. Rate A was 4.73. Molar Mass of bromine was 7...
15 years ago
A 0.60 L portion of a 1.2 M AgNO3 solution is mixed with a 0.3 L potion of a 1.2 M Na2CrO4 solution in an constant pressure calorimeter. Upon mixing, the solid Ag2CrO4 is formed and the heart released is 48.2 kJ. The specific heat of the solution is 4.18...
15 years ago
Estimate the equilibrium constant for the weak base (CH3)2NH, if a 1.59×10-2 M aqueous solution of (CH3)2NH has a pOH 2.58 (make an exact calculation assuming that initial concentration is not equal to the equilibrium concentration). (CH3)2NH + H2O = (CH3...
15 years ago
The given reaction, 2N2O5 4NO2 + O2, follows first-order kinetics and has an activation energy of 103 kJ mol-1. At 298 K, k = 0.0000354 s-1. What is the half-life (min) for this reaction at 338 K ? Round your answer to 3 significant figures.
14 years ago
Answers
The following answers were posted by visitors named Kyo.
Well it depends what type of restaurant style your talking about. You said it right with れすとらんわほとるのなか but its actually レストランわホテルの中. The only difference is the Kanji and the Hiragana/Katakana form. レストラン - Restaurant ホテル - ho...
15 years ago
Does the .00263 come from antilog (-2.58)? If so, I plugged it into my calculator and got .00275. That was the method I initially used (.00275^2)/.0159 and I got 4.35 x 10^-4 but that answer was wrong. The answer is suppose to be 5.21 x 10^-4. Thank you f...
15 years ago
Ohh. I just tried a similar problem and used the equilibrium way and it was right... Thank you so much for your help!
15 years ago
?? and then what do you do? .0000354 = 0.693/t(1/2) t(1/2) = 19576.27119
14 years ago
the answer is suppose to be 2.38 min
14 years ago
They where all right thank you
4 years ago
SAV is correct
4 years ago