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1. CHEMISTRY PLS HELP!! I rlly need help with this problem?

... also known but is unstable above −30 °C." "All known phosphorous sulfides...x 0.310L / 8.314 LkPa/molK / 310.K n = 0.01217 mol SO2 ........... carrying one extra...

5 Answers · Science & Mathematics · 22/08/2018

2. A one litre sample of nitrogen gas is compared to a one litre sample of hydrogen gas?

...two samples of the gas are at the same temperature. Therefore, (K.E. of the hydrogen gas) = (K.E. of the nitrogen gas) [3] is...

1 Answers · Science & Mathematics · 15/05/2018

3. Match strongest attractive force that must be overcome in the following scenarios. help me understand other questions?

1. ion-dipole interactions hold water in an ionic crystal 2. Covalent bonds hole Cl atoms together in Cl2 3. The molecule is non-polar, so dispersion forces are the only interaction between molecules. 4. NH3...

2 Answers · Science & Mathematics · 21/04/2018

4. Chemistry help?

... that the reaction is 2nd order (3^2 = 9) with respect to [C]. So, rate = k[A][B][C]^2 To calculate the value of k, you must ...

1 Answers · Science & Mathematics · 10/04/2018

5. entropy change?

..." means "sum of" ΔS = 140.92 J/K - (42.55 J/K + 0.5(191.6 J/K) + 1.5(205.138 J...

2 Answers · Science & Mathematics · 10/03/2018

6. Calculate KC for the reaction at this temperature?

... atm and L respectively, and thus R = [0.08206 L•atm / (mol•K)] Temperature, T = (273 + 900) K = 1173 K Gas...

1 Answers · Science & Mathematics · 10/03/2018

7. Help with a reaction rate question?

...K k₁ = 0.575 mol L⁻¹ hr⁻¹ T₁ = 27°C = 300 K k₂ = ? T₂ = 49°C = 322 K Eₐ = 77 kJ...

1 Answers · Science & Mathematics · 28/02/2018

8. Calculate KC for the reaction at this temperature.?

... atm and L respectively, and thus R = 0.08206 L atm / (mol K) Temperature, T = (273 + 900) K = 1173 K Gas law...

1 Answers · Science & Mathematics · 23/02/2018

9. Iodide is oxidized by hydrogen peroxide according to the following mechanism?

...of the second step = 2 Molecularity of the third step = 3 c) Rate equation for the rate-determining step (the first step) : Rate = k [H₂O₂] [I⁻] d) The intermediates in this reaction...

1 Answers · Science & Mathematics · 19/02/2018

10. what will the reaction rate be at 49 °C?

... When T₂ = (273 + 49) K = 322 K, k₂ = ? mol L⁻¹ h⁻¹ ...1/T₁) - (1/T₂)]} Rate at 49°C, k₂ = 0.575 × e^{(77000/8.314) [(1/300) - (1/322...

1 Answers · Science & Mathematics · 19/02/2018