How can you tell when an acid has been neutralised?

Answer 1

well there are many ways, one way is noticing that a salt is produced, a basic formula acid+base->salt+water so if your cocky you can taste it, and another way is to notice has energy been produced or not, it might be harder or you can see if it bubbles or has any obvious change.

Answer 2

You can use an indicator like litmus paper its colour will remain same if the solution is neutralized and also can use universal indicator when you pour a drop of it and it changes its colour to green.

Answer 3

the properties of the acid and alkali are cancelled out

Answer 4

You can use an indicator for example a litmus paper if the alkali is neutralised than the solution will stay the same !

Answer 5

You would be able to tell when the color originates back to the liquid you mixed with your indicator.

Answer 6

it turns green

Answer 7

change in colour or pH

Answer 8

You can't