Is a gas at 1.3 atm pressure and 20 L volume, at -10 degrees Celsius and 1 mole the gas, an ideal gas, why or why not

To determine whether a gas behaves ideally under given conditions, we need to consider the assumptions of an ideal gas:

1. Gas particles do not have any volume: In reality, gas particles occupy space, but at low pressures and high temperatures, their volume becomes negligible compared to the volume of the container. In this case, the volume of the gas is 20 L, and since it is not stated if it is at low pressure or high temperature, we cannot conclude whether this assumption holds or not.

2. Gas particles do not attract or repel each other: In an ideal gas, the forces between gas particles are assumed to be non-existent. However, at low temperatures, gas particles can exhibit intermolecular attractions. In this case, the temperature is -10 degrees Celsius, which is relatively low, suggesting that intermolecular attractions might exist and deviate from the ideal gas behavior.

Therefore, based on the given conditions, we cannot definitively determine whether the gas is an ideal gas or not. Additional information, such as the nature of the gas and its specific properties, would be required to make a more accurate assessment.