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Which molecule is NOT polar?         I. HCN         II. CO2          III. SiF4  

A pressure of 7190 torr is the same as how many psi? 1 atm = 14.7 psi          760 mm Hg = 760 torr = 1 atm          2.54 cm = 1 in 

At constant temperature and pressure, how many L of CO2 are produced when 1.6 L of C4H4 completely react. C4H4(g) + 5 O2(g) –> 4 CO2(g)  +  2 H2O(g)  R = 0.08206

The polarity of the O

Which statement about the bond between C-O and C-N is correct?

When considering polarity, CH4 bonds are _____ and the molecule is _____.  

Which of the following compounds would have a linear molecular geometry? H2S           II. N2          III. CO2

A ball has volume of 3.2 L at room temperature, 25 oC. If the gas inside the ball is then heated to 100. oC at constant pressure, the new volume of the ball is ____ .

When considering polarity, CF4 bonds are _____ and the molecule is _____.

A cylinder has a volume of 2.5 L at 1.0 atm. If the volume is decreased to 1.5 L at constant temperature, what is the final pressure of the cylinder?