The volume of a sample of gas is 2.8 L when the pressure is 749.5 mm Hg and the temperature is 31.2 C. What is the new temperature in degrees Celsius if the volume increases to 4.3 L and the pressure increases to 776.2 mm Hg? a 120 C
b 280 C
c 480 C
d 210 C

D.na is the answer hope this

Ch4 and ph3 are both covalent since they are composed both of non-metals.    ch4 is non- polar because of  london forces and has a geometry of tetrahedral  ph3 , on the other hand, is umbrella shaped polar and has dipole-dipole intermolecular force (imf) . since ph3 is polar, it has a stronger imf   

Ithink that the use of creativity in the sciences entails that one produce something out of nothing or from another thing. with this, i think that the he wrote down his results as four parts of the atomic theory is the manifestation of the  creativity of john dalton.

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