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  1. ... F = 1.8C + 32 ..... and ..... C = (F-32)/1.8 K = C + 273 The units of "torr" have replaced "...

    1 Answers · Science & Mathematics · 05/04/2017

  2. 1. (273 K) x (2.4 L / 2.0 L) = 328 K So answer B. 2. (1.0 L) x (2 atm x (101 kPa/atm)) / 400 kPa = 0.5 L So answer A. 3. (2.0 L) x (298 K / (10 + 273) K) = 2.11 L So answer B. 4. (300...

    1 Answers · Science & Mathematics · 27/03/2017

  3. 1. (300 K) x (508 kPa / 101.5 kPa) = 1501 K So answer D. 2. (101.5 kPa) x (2.0 L / 0.75 L) = 271 kPa So answer D. 3. A. The pressure is reduced by one-half. 4. A. Boyle's...

    1 Answers · Science & Mathematics · 27/03/2017

  4. ... c = Q / mDeltaT c = 150480 / 10g x ( 250 - 20)K c = 150480 / (10g x 230K ) c = 150480 J / 2300 gK c = 65.426 ...

    1 Answers · Science & Mathematics · 27/03/2017

  5. The first one is correct. 2 C (s, graphite) + 4 H2 (g) + O2 (g) → 2 CH3OH (l) is wrong because it shows two moles of product. C (s, graphite) + H2 (g) + O2 (g) → CH3OH (l) is wrong because the...

    1 Answers · Science & Mathematics · 15/04/2017

  6. .../T1 = P2V2/T2 Temp must be in K .. (K = °C 273) 1)A sample of helium gas occupies 12.4 L at 23 °C...

    2 Answers · Science & Mathematics · 27/02/2017

  7. Determining the overall order is done simply by adding up the exponents of the concentrations. (a) Second order **It only has [NO2] squared, so it's second (b) Zero order...

    1 Answers · Science & Mathematics · 27/02/2017

  8. ... ..... Z² = kv / c ..... Z = k'√(v) ......... where k' = √(k/c) This brings us to Moseley's law which ...

    2 Answers · Science & Mathematics · 09/01/2017

  9. (C) freezing of 1 mol of a liquid The explanation is that ∆S being negative represents a DECREASE in entropy, i.e. less disorder, or more order. Solid has more order (less disorder) than liquid and liquid less disorder than gas. So solid...

    1 Answers · Science & Mathematics · 27/12/2016

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