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chemistry 1 sec 2nd term chapter 4 s1

Authored by Ahmed ٍSaid Diab

Chemistry

10th Grade

Used 1+ times

chemistry 1 sec 2nd term chapter 4 s1
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

It is a branch of chemistry that is concerned with the study of the heat changes which accompany the chemical reaction

Thermochemistry

Physical chemistry

Law of Conservation of Energy

First law of Thermodynamics

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The energy in any physical or chemical change can be neither created nor destroyed but is transformed from one form to another.

Thermochemistry

Physical chemistry

Law of Conservation of Energy

First law of Thermodynamics

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Any change in the system’s  energy is combined with a similar change in the surrounding energy but with an opposite sign so that the total energy remains constant

Thermochemistry

Physical chemistry

Law of Conservation of Energy

First law of Thermodynamics

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

it doesn't exchange either energy or matter with its surroundings

Isolated system

Open system

Closed system

System

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

it exchanges energy but not matter with the surroundings in that form of heat or  work

Isolated system

Open system

Closed system

System

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

it freely exchanges matter and energy with its surroundings

Isolated system

Open system

Closed system

System

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

is  the part outside the system that exchanges energy or matter or both with the system

Isolated system

Surroundings

Closed system

System

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