1 An ideal gas in 3.5L flask at 1.2 atm is exposed to an increase of pressure to 2.1 atm. Find its final volume(L). 2 Fi

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1 An ideal gas in 3.5L flask at 1.2 atm is exposed to an increase of pressure to 2.1 atm. Find its final volume(L).
2 Find the force(N) associated with the expansion of a steel beam whose cross-sectional area is 350 cm2 when its temperature increases from 20 to 36°C. Young’s modulus for steel is Y = 2.0 × 10^11 N/m2, and linear expansion coefficient for steel is 1.2 × 10^−5/°C.
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