Put the substance in a 25 mL beaker. Now, observe and record the following:
- state of matter:
appearance and texture:
crystalline structure:
DONE

You can still be friends with each other. you don't have to date since he likes someone else. just stick to being friends for now

It is 4.92 e-4 sorry if i am wrong

257 grams h2o i think

☆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