The molar volume is the same for all gases. So the density depends only on the molar mass. Answer D) shows the gases in order of increasing molar mass, so they are also in order of increasing density.

1 Answers · Science & Mathematics · 18/10/2020

... NO2. This has a formula mass of 46 g/mol At

**STP**, 1 mol of any gas occupies a volume of 22.4 L. So, 0.974...1 Answers · Science & Mathematics · 17/10/2020

5) They all contain the same number of molecules

1 Answers · Science & Mathematics · 09/10/2020

(46.48 g CaCO3) / (100.0875 g CaCO3/mol) x (1 mol CO2 / 1 mol CaCO3) x (22.414 L/mol) =10.41 L CO2

1 Answers · Science & Mathematics · 09/10/2020

(10.0 L) x (273 K / 372 K) x (122.10 kPa / 100.00 kPa) = 8.96 L

1 Answers · Science & Mathematics · 26/09/2020

Suppose the volume of CO₂ is measured at

**STP**. At**STP**, the molar volume of CO₂ is 22.4 L/mol...1 Answers · Science & Mathematics · 20/09/2020

...on what you have been taught is the molar volume of a gas at

**STP**(which depends on what you were taught are the standard...1 Answers · Science & Mathematics · 08/08/2020

We have

**STP**, and we know that 1 mole of gas occupies V = 22.4 L = 0.0224... / m = 0.0224m³/mol / 0.0166kg/mol spec vol = 1.35 m³/kg at**STP**Hope this helps!1 Answers · Science & Mathematics · 28/06/2020

... by W = -nRT*ln(Vf / Vi) One mole at

**STP**means Vi = 22.4 L so -1000 J = -1mol * 8.314J...1 Answers · Science & Mathematics · 18/06/2020

2 H2O2 → 2 H2O + O2 (30 g H2O2) / (34.01468 g H2O2/mol) x (1 mol O2 / 2 mol H2O) x (22.414 L/mol) = 9.88 L So answer c.

1 Answers · Science & Mathematics · 08/06/2020