PIMSO 2022 - Science - Senior Secondary - National Round Question 11

0.28 g of an unknown gas was found to exert a pressure of 10.5 kPa and occupy a volume of 2.35 L at 25 °C. What is/are the possible identity/ies of the gas? i. carbon monoxide ii. nitrogen monoxide iii. nitrogen gas iv. carbon dioxide v. nitrogen dioxide

Show below is a periodic table for reference: