Choose the dependent variable in this situation. Most Japanese schools do not have janitors. Instead, students are expected to stay and help clean up the classroom when lessons are over. Do students who have to clean up their school also keep their bedroom at home cleaner? *

the correct answer is option d

explanation:

i was wrong its d because they dont use cm when calculating square roots

answer: -

reaction:

na + cl ⇌ nacl

balanced chemical equation:

na + 2cl ⇌ nacl2

sodium + clorine goes to form sodium chloride (table salt).

the product is nacl2.

and the reactants are na and cl.

(note: if you don’t know what ⇌ means, read below: -

⇌(double head arrow) means reversible reaction).