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pH vrednost

Authored by Dragana Pavlovic

Chemistry

8th Grade

Used 1+ times

pH vrednost
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5 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

pH vrednost je:

mera kiselosti rastvora

broj atoma kiseonika u rastvoru

broj atoma ugljenika u rastvoru

2.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Media Image

Koje od navedenih pH vrednosti pokazuju da se radi o kiseloj sredini?

5

6

7

4

8

3.

FILL IN THE BLANK QUESTION

20 sec • 1 pt

Da bi sredina bila neutralna, kolika mora biti njena pH vrednost?

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

Kako se naziva uređaj prikazan na slici?

pH merač

pH metar

pH skala

5.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

Koje od navedenih supstanci imaju bazna svojstva?

Sapun

Sirće

Varikina

Kafa

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