Alice did an experiment that caused four balloons to fill with gas and she tested the flammability of each gas. She also measured the volume and mass of each gas to calculate the density. The tests and measures all occurred under the same conditions. The data is in Table 1. Four gas balloons

Table 1:

Hint: Does the amount of gas (Volume) affect the properties of a substance when identifying it?

Question

Which, if any, of the gases listed in the data table could be the same? Using information from the table, explain your answer in 1 or more complete sentences.