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1. ### A Small Cube of CO2 Problem about Partial Pressure ?

...x (298.15K) / ((44.02 g/mol) x (1L)) P CO2 = 1.1 atm *** b *** Pair = 1atm... that's what the original pressure was right? and it's all air! so.. Ptotal = P CO2...

1 Answers · Science & Mathematics · 16/01/2013

2. ### We start with a pure sample of A(g). The equilibrium becomes 2 A(g) <---> B(g) + C(g).?

...equal amounts of B and C. If the total P = 9.72 atm , and the P A = 5.53 atm , then P total = P A...

1 Answers · Science & Mathematics · 29/10/2012

3. ### How do I calculate the number of atoms or molecules in 175 L of water vapor? at stp.?

Use the equation: PV = nRT where: P = pressure = 1 atm ( standard pressure ) V = volume = 175 L n = number of moles of gas R...

1 Answers · Science & Mathematics · 06/03/2011

4. ### Can someone help me with a question in Chemistry?

At STP ( standard temperature and pressure , 1 atm and 273 K), an ideal gas takes up 22.4 L for each mole. In 5.6 L of oxygen (which we assume to be an ideal gas), we have (5.6 L...

1 Answers · Science & Mathematics · 09/06/2010

5. ### what does R equal...................................?

R has the value 8.314 J·Kˉ¹·molˉ¹ or 0.08206 L·atm·molˉ¹·Kˉ¹ if using pressure in standard atmospheres ( atm ) instead of pascals, and volume in litres instead of cubic metres.

1 Answers · Science & Mathematics · 16/04/2013

6. ### I Need some electro-chem help?

... therefore its STP ( standard temperature pressure ) So we can use the equation: E =E...2e- --> H2(g) E°= 0.000V ( standard ) so, in your case the anode equation will look like E...

1 Answers · Science & Mathematics · 11/03/2014

7. ### Solubility question. Help PLEASE!?

BEST ANSWER: methane (Carbon 3 hydrogens) in water is not on the standard solubility chart however if it is a linear ratio then ur answer is: 1...

2 Answers · Science & Mathematics · 25/03/2008

8. ### Is this the correct way of answering this chemistry question?

...22.4 L/mol keep using that as well, even though this means standard pressure is being taken a 1 atm in this case instead of 100 kPa

3 Answers · Science & Mathematics · 27/07/2012

9. ### Chemistry lab problem.?

STP ..... STP is " standard temperature and pressure ", or 1.00 atm and 0C (273.15K). One mole... = 0.03237L Molar volume ( in L/mol) = 0.03237L / 0.001407 mol...

1 Answers · Science & Mathematics · 12/04/2018

10. ### What is the standard Gibbs energy change for the process at N2O5(s)-->N2O5(g) at 25degC?

...see how to get to the end. We can get the ∆Hvap (∆Hsub in this case) through the use of the Clausius-Clapeyron equation: http...

1 Answers · Science & Mathematics · 10/08/2013