3 ml of sample J was put into a test tube and 100 mg of resorcinol and 0.5 ml of H2SO,
were added. The mixture was heated gently
on a Bunsen burner. The mixture was then
poured into a beaker containing dilute NaOH
solution.​

D. h2o + h2o > h3o + oh- confirmed.

Hcn is your answer my guy : )

Polyethylene is a strong synthetic polymer that can be used to make toys and bottles. this makes plastics which are important also to people but sometimes it lead to harmful environmental effects such as global warming if these plastics are burned.