A mixture of the gases neon and krypton is in a 2. 00-liter container. The partial pressure of neon is 0. 40 atm and the partial pressure of krypton is 1. 20 atm. What is the mole fraction of neon?.

Which statements are true for invasive species? 1. they always stabilize an ecosystem. 2. they’re always successful in adjusting to a new habitat. 3. they often compete with the native species for resources. 4. they have the ability to displace the native species. 5. they’re always pests.