A fixed amount of gas has pressure 4 $\times 1 0^{5}$ Pa, volume 2 L and temperature 400 K. It is changed to 3 L and 800 K. What is the new pressure in $1 0^{5}$ Pa?

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A fixed amount of gas has pressure 4 $\times 1 0^{5}$ Pa, volume 2 L and temperature 400 K. It is changed to 3 L and 600 K. What is the new pre…
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How many litres does 4 mol of an ideal gas occupy at 300 K and 4 $\times 1 0^{5}$ Pa? Use $R = 8.3 \times 1 0^{3}$ Pa L/(mol K).
How many litres does 2 mol of an ideal gas occupy at 400 K and 4 $\times 1 0^{5}$ Pa? Use $R = 8.3 \times 1 0^{3}$ Pa L/(mol K).
How many litres does 4 mol of an ideal gas occupy at 500 K and 1 $\times 1 0^{5}$ Pa? Use $R = 8.3 \times 1 0^{3}$ Pa L/(mol K).
How many litres does 1 mol of an ideal gas occupy at 300 K and 2 $\times 1 0^{5}$ Pa? Use $R = 8.3 \times 1 0^{3}$ Pa L/(mol K).