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1 AnswerWords & Wordplay6 years agoA concentration cell consists of two Cu/Cu2+ half-cells. In the first half cell, the concentration of CuSO4 is 1.0 M.?
A concentration cell consists of two Cu/Cu2+ half-cells. In the first half cell, the concentration of CuSO4 is 1.0 M. In the other half-cell, it is 0.0234 M. The cell potential at 298.15K is _____V.
1 AnswerChemistry6 years ago10PTS.....what is the pH of a 0.2 M of acetic acid?
2 AnswersChemistry6 years ago10PTS......calculus derivative?
f(x)= √((3*x^3 + 7*x - 8)/(x^3 + 6*x^2 - 6),4).
(lim)/(x → ∞) f(x).
1 AnswerMathematics6 years ago10pts...... k1 NO2Cl(g) --> NO2(g) + Cl(g) slow?
k2
NO2Cl(g) + Cl(g) --> NO2(g) + Cl2(g) fast
which of the following is true?
the overall reaction is NO2Cl(g) + NO2(g) --> NO2(g) + Cl2(g)
each step is unimolecular.
the rate law for the rate determining step is, Rate = k1[NO2Cl].
the rate determining step has the largest activation energy
the overall reaction is NO2Cl(g) + NO2(g) --> NO2(g) + Cl2(g)
each step is unimolecular.
the rate law for the rate determining step is, Rate = k1[NO2Cl].
the rate determining step has the largest activation energy
1 AnswerChemistry6 years ago10pts.....Butane is oxidized to carbon dioxide and water in a first-order reaction with a rate constant of 3.9 per second?
Determine the amount of time in seconds it will take for 30 g of butane to be reduced to 10g. Report your answer using 2 significant digits. Don't include the unit seconds in the answer.
1 AnswerChemistry6 years ago10pts.....Estimate how long will it take for radioactive I-131 to drop to about 12% of its original amount given that the half-life?
is 11 days and radioactive decay follows first-order kinetics.
2 AnswersMathematics6 years ago10pts....For the reaction NO2 + CO --> NO + CO2 , the following reaction mechanism is known:?
Step 1. 2 NO2 --> NO3 + NO slow
Step 2. NO3 + CO --> NO2 + CO2 fast
What is the rate equation?
Rate = k[NO2][CO]
Rate = k[NO2]
Rate = k[NO2]2
Rate = k[NO2][CO2]
1 AnswerChemistry6 years ago10pts....For the reaction 2 N2O5 --> 4 NO2 + O2?
1 AnswerChemistry6 years ago10 pts.....math question concerning powers?
1 AnswerMathematics6 years agoderivative problem.......?
An obsolete car is being compacted in the shape of a cube. Given that the volume decreases at a rate of 2 cubic feet per minute, what is the rate of change when the volume of the cubical car is 64 cubic feet and the rate of change of the total surface area when the volume is 64 ft?
1 AnswerHomework Help6 years agoFind the integral of sinx/(1+(cos^2)x) from pi/2 to pi.?
3 AnswersMathematics6 years agoMoon Problem: (Assume the Moon’s orbital planed is inclined from the ecliptic plane by 5°?
During what month will we see the full Moon at its highest point in the sky?
3 AnswersAstronomy & Space7 years ago