brainlazslxmfsjakzfn

31.03.2020 • 

Chemistry

Decide if each of the
statements about the
indicator is true or false

Use the images of
flasks to help you
choose the correct
answers.

True
False

1 The phenolphthalein indicator is not affected by the pH of the
solution
2. The phenolphthalein indicator changes colour close to the point
of neutralisation which shows the end-point of the titration
3. When adding acid to base the phenolphthalein indicator changes
colour from colourless to pink at the end of the titration.

Ответ:

jaylanmahone223

04.01.2020

Chemistry

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Earth’s outer layer is mostly made up of iron and nickel

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