Question

which substance has a definite shape and a definite volume at STP ?

(1)NaCl(aq)
(2)Cl2(g)
(3)CCl4(l)
(4)AlCl3(s)

is it 4 because its a solid? Am i right ?

Answer 1

yes, solid.

Answer 2

answer is 4

Answer 3

It's #4