Match these items.

1. a halogenated gas that may damage the ozone layer
benzene
2. world war i poison gas
freon
3. a typical reaction of alkenes
phosgene
4. insecticide
addition
5. aromatic molecule
ddt
need quickly plzz

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

Stage in which a typical star has completely stopped fusion

How many protons, electrons, and neutrons are in each of the following isotopes? a. zirconium-90 b. palladium-108 c. bromine-81 d. antimony-123