If 3.2 moles of sodium sulfate is used in the reaction, how many formula units of phosphoric acid is needed to completely react? that's the answer but I don't know how to get to the answer(1.28427×10^24)

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 best explains why an iceberg floats?

Consider the elements bromine and chlorine; which elements has a larger ionic radius ?