Number of ni atoms in 3.4 moles of ni

Will mark brainliest26. which of these statements are true? (3 points)a. gases are compressibleb. gases fill their containers completelyc. the pressure of a gas is independent of the temperatured. gases have masse. gases exert pressuref. the pressure of a gas is dependent on the volumeg. gas pressure results from the collisions between gas particlesh. gases have a definite volume and shape

Which element would mostly likely have an electron affinity measuring closest to zero

Can someone me with 6 to 10 plz this is for masteries test.