Tuesday
May 21, 2013

Posts by Shadow


Total # Posts: 271

Chemistry
Calculate the grams of oxygen gas present in 2.5 L sample kept at 1.66 atm pressure and a temperature of 10 C. - I got 5.72 grams Determine the volume of oxygen gas needed to completely combust 0.202 L of Butane(C4H10). -I got 1.31 L O2. -Thanks

Chemistry
Bob, could you verify this answer for me too please? Thanks P1 = 1.08 atm V1 = 250 mL T1 = 297 K T2 = 310.2 K P2 = 2.25 atm Would V2 = 125.3 mL?

Chemistry
For Boyle, Lussac, and Charles Law, do I have to convert the units to the standard measurement? Like temperature to kelvin and pressure to atm? Thanks

Chemistry
The temperature of oxygen is 810 torr at 298 K , what will the pressure be at 330 K? Using Lussac's Law, would the answer be 896.98 torr? Thanks

Chemistry
Thanks you for the balanced equation!

Chemistry
So CH4 + O2 = CH3OH ?

Chemistry
What do you mean there are procedures? Thanks

Chemistry
Determine the volume of methane CH4 gas needed to react completely with 0.660 L of 02 to form methanol CH3OH I'm confused because I'm sure CH4 + O2 don't give you CH3OH. Thanks

Chemistry
Do elements with higher masses always have lower average velocity than those elements with a low mass? Thanks

Chemistry
I thought KE is joules and not celcius so I'm confuse.

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