A sealed container containing $5\mathrm{.}0$mol of gas is squeezed, changing its volume from $2\mathrm{.}1{10}^{-2}{m}^3$ to $1\mathrm{.}9{10}^{-2}{m}^3.$ During this process, the temperature decreases by $10K$ while the pressure increases by $450Pa.$

Part A

What was the original pressure of the gas in the container?

Express your answer using two significant figures.

$P_1={|}_{{?}_{?}},Pa|$

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Part B

What was the original temperature of the gas in the container?

$T_1=$

$C$

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