See Periodic Table See Hint A chemist has a 400.0 ml solution of sodium bisphosphate with a concentration of 1.00 M. The diluted concentration should
be 0.2500 M. What is the final volume of this solution?
ml

The answer is 65.3312

☆ionisation energy increases across a period from na -> ar☆ionisation energy decreases down a group from li -> fr☆ionic radius decreases across a period from na -> cl☆ionic radius increases down a groupfrom f -> ii hope it clarifies your doubts

Answer the air near the ground cools to its dew point