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Alex_Xolod [135]
2 years ago
9

Do anyone know science??

Chemistry
2 answers:
Romashka [77]2 years ago
5 0

Yes I know science but why are you asking a question like this?

Vsevolod [243]2 years ago
3 0

Answer:

I do not understand.

Explanation:

What do you mean by that?

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A closed system is:
Inga [223]

A closed system is completely closed to the outside environment. Every interaction is transmitted inside that closed system.

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3 years ago
Which will NOT occur when a light tray ray interacts with a smooth pane of glass?
zhuklara [117]

Answer:

B) diffraction

Explanation:

A smooth pane of glass does not diffract light. A light passing through a smooth pane of glass may be absorbed, reflected or transmitted.

Diffraction only occurs with special types of glasses embedded with a diffraction grating and are called super prisms. Diffraction glasses use a a gradient lens which is able to  separate light into all the colors of the rainbow.

Recall that diffraction is the separation of white light into its component wavelengths.

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2 years ago
Hat is the gram formula mass of caso4 •2h2o
Trava [24]
Your answer would be 172.1703 g/ml
7 0
3 years ago
A atom has 20 electrons, 21 neutrons, and 20 protons. What is the atomic mass of the atom?
UNO [17]

name= calcium

atomic mass= 40.078 atomic mass unit

no of protons= 20

no of electrons=20

5 0
3 years ago
Mitosis is an example of what
Phantasy [73]

Answer:

mitosis is Exampel of cell divison

Explanation:

mitosis is the second stage of cell divison or somatic cell divison

3 0
3 years ago
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