Question

A ph paper was tested with a colourless solution it changes to colour green what should be the sample lemon water distilled water tap water sodium hydroxide

Answer 1

Answer:

• pH paper changes to red/orange in addition of acidic solution.
• pH paper changes to yellow in addition of neutral substances.
• pH paper changes to green in addition of basic solution.

1. lemon - acidic in nature and turns to red.
2. distilled water - neutral in nature so turns to yellow.
3. tap water - neutral in nature so turns to yellow.
4. sodium hydroxide - basic in nature so turns to green.

So answer is sodium hydroxide

hope it helps

mark me brainliest.....