August 29, 2014

Homework Help: CHEMISTRY

Posted by Karina on Monday, October 22, 2012 at 10:26pm.

Mass (before reaction): test tube + HCl(aq) + stir bar + capsule 26.600 g
Mass (after reaction): test tube + HCl(aq) + stir bar + capsule 25.300 g
Volume of water displaced from the squirt bottle 148 mL
Temperature of the CO2(g) 287.4 K
Pressure (atm) 1.032 atm

Using this data answer each of the questions below.

Calculate the mass of CO2(g).

Calculate the number of moles of CO2(g).

1.3/44.01+.029 This doesnt work
Calculate the density of CO2(g) in g/L.

Calculate the molar mass of CO2 assuming a temperature of 287.4 K.

1,30/148 doesnt work

Calculate the Gas constant, R, in L*atm/K*mol.

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