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related to: STP

1. ### Which of the following arranges the given gases in order of increasing (smallest to largest) density at STP ?

I agree with you. At STP , the volume of one mole of gas is 22.4 liters. To calculate the...

2 Answers · Science & Mathematics · 15/11/2019

2. ### Why do scientists use STP ?    ?

...ideal gas law .. (2) what does S and T and P stand for in STP .. (3) is it easier to write STP or T = 273.15K...

1 Answers · Science & Mathematics · 28/05/2020

3. ### Define STP for gases. A 5.0 mL sample of CH4 gas at 1 atm is enclosed in a gas tight syringe at 22 C. ?

Since 1982 the definition of STP has been 273.15 K and exactly 10^5 Pa. (5.0 mL) x (100 kPa / 101.325 kPa) x (273.15 K / (273.15 + 22)K) = 4.5668 mL = 4.6 mL

1 Answers · Science & Mathematics · 08/02/2020

4. ### What volume of H2(g) is produced when 2.20 g Al(s) reacts at STP ?

...mole H2/ 2 mole Al) x 0.0815 = 0.122 mol 1 mole of any ideal gas at STP occupies 22.4 L so H2 occupies 22.4 x 0.122 = 2...

2 Answers · Science & Mathematics · 21/04/2020

5. ### How many formula units of iron(III) oxide can be produced from the reaction of 108 g of iron with 72.1 L of oxygen gas at STP ?

72.1 L O2 / 22.4 L/mol = 3.22 mol O2 108 g Fe / 55.845 g/mol = 1.93 mol Fe 1.93 mol Fe X (3 mol O2/4 mol Fe) = 1.45 mol O2 to react completely with available Fe. So, Fe is the limiting reactant 1.93 mol...

3 Answers · Science & Mathematics · 26/05/2020

6. ### A gas has a density of 3.17g/L at STP .  What is the gram molecular mass, and what gas is it?

(3.17 g/L) / (22.4 L/mol) = 71.008 g/mol The common gas with a molar mass like that is chlorine (Cl2).

2 Answers · Science & Mathematics · 27/11/2019

7. ### A 200. cm^3 sample of hydrogen oxygen gas is collected at 92.3 kPa and 30. C. What is the new volume (cm^3) if the conditions change to STP .?

3 Answers · Science & Mathematics · 22/05/2020

8. ### If 30 g of hydrogen peroxide decomposes completely, what volume of oxygen gas is formed at STP ?  a. 19.77 L b. 24.46 L c. 9.89 L d.10.79 L ?

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

9. ### A gas at 150 kPa and 35.0°C occupies a volume of 6.85 L. Calculate its volume at STP . ?

P₁V₁/T₁ = P₂V₂/T₂ (150 kPa x  1 atm / 101.325 kPa))(6.85 L) / (35.0°C + 273.15)K = (1 atm)V₂/(273.15 k) V₂ = (150 kPa x 1 atm / 101.325 kPa)(6.85 L)(273.15 k)/[(1 atm)(35.0°C + 273.15)K...

1 Answers · Science & Mathematics · 28/05/2020

10. ### A cardboard cube constructed to have the same volume as 0.0050 mole of hydrogen gas at STP ?

1 mole = 22.4 liters 22.4 liters × .005 = .112 liters = 112 cm³ ³√112 = 4.82 cm edge length.

1 Answers · Science & Mathematics · 28/05/2020