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lesson 1 - unit 1 - senior 1

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Chemistry

10th Grade

Used 1+ times

lesson 1 - unit 1 - senior 1
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8 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

To make 0.1 g/mL salt solution exactly you can use

digital balance

graduated cylinder

volumetric flask

round bottom flask

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

To calculate the concentration of an acid by using alkali with known concentration and volume, we can use

dropper

burette

pipette

beaker

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When adding 10 mL of concentrated sodium hydroxide solution on the same quantity of lemon juice which contains diluted ascorbic acid, the pH value will be

1

4

7

9

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

To transfer 10 mL of a solution from one place to another, we can use

pipette

burette

digital balance

volumetric flask

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following tools can resist heat

round bottom flask

dropper

graduated cylinder

burette

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The science that is interested in studying the chemical composition of the rocks is

physical chemistry

astronomy

geochemistry

Nano chemistry

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

To measure 2.22 g it’s better to use a digital balance with accuracy

of ............g

± 5

± 1

± 0.1

± 0.01

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