ASSAY ON THE HARDNESS OF WATER Flashcards by M.A.Lance Evangelista | Brainscape

Q

is due to the presence of dissolved salts
of calcium and magnesium

A

Hardness in water

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

The total hardness of water is
expressed as

A

CaCO3

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Generally
considered
as
unfit for
drinking, bathing, washing,
and in
water
heaters
.

A

Hardness in water

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

VS FOR COMPLEXATION

A

EDTA

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

PRIMARY STANDARD FOR COMPLEXATION

A

CaCO3

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Indicators for COMPLEXATION

A

Hydroxynapthol Blue, Eriochrome Black, Dithizone,
Calmagite, Murexide, Pyrocathecol Violet

How well did you know this?

1

Not at all

2

3

4

5

Perfectly