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vladimir1956 [14]
2 years ago
13

you have accidentally broken a test tube and spilled a chemical on the bench. which of the following best describes what you sho

uld do?
Chemistry
1 answer:
ANEK [815]2 years ago
4 0

Tell the teacher, do NOT clean it up yourself.

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lawyer [7]

Answer:

The rotation of the Earth.

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2 years ago
During a change of state, the temperature of a substance _____.
Natali5045456 [20]
Hello,

Your questions states:

During a change of state, the temperature of a substance _____?

In which you gave us some choices:

A. decreases if the arrangement of particles in the substance changes.
B. remains constant until the change of state is complete.
C. increases if the kinetic energy of the particles in the substance increases.
D. increases during melting and vaporization and decreases during freezing and condensation.

Your answer would be:

B. remains constant until the change of state is complete.

Your explanation/Reasoning:

It absorbs the energy, then after the phase changes it then increases the temperature all over again.

Have a nice day:)

Hope this helps!

~Rendorforestmusic
4 0
3 years ago
Read 2 more answers
When 1.5 grams of magnesium burns, how many grams of magnesium oxide will be formed?
SashulF [63]
The balanced chemical reaction for this would be written as:

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6 0
3 years ago
Classify the following materials as solid, liquid, or gas at room temperature: milk, helium, granite, oxygen, steel, and gasolin
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3 years ago
The first law of thermodynamics is a restatement of the
klasskru [66]

the law of thermodyanamic is the restatement of the law of conservation of energy

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