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pH vrijednosti

Authored by Natasa Bosilj

Chemistry

2nd Grade

Used 5+ times

pH vrijednosti
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8 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

pH ljestvica nalazi se između:

1-7

0-14

1-5

1-20

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Koja od navedenih tekućina ima neutralan pH?

mlijeko

sok od naranče

voda

krv

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ako je pH vrijednost neke tekućine 7.1,ona je ...

kiselina

lužina

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Što određujemo pomoću pH vrijednosti?

koncentraciju H+

koncentraciju OH-

volumen tekućine u menzuri

koncentraciju H3O+

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

pH vrijednost neutralne otopine iznosi

2

0

7

neutralna otopina nema pH vrijednost

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Od navedenih pH vrijednosti odaberi pH vrijednost koju će imati najjača kiselina:

1

5

3

8

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Ako je pH vrijednost otopine 5.6 , pOH vrijednost iznosi:

6.5

12.4

8.4

5.6

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