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beks73 [17]
3 years ago
11

True or False. Electromagnetic waves travel fastest through a vacuum. Question 2 options: True False

Chemistry
2 answers:
luda_lava [24]3 years ago
6 0
False , no energy travels through a vacuum

Hope this helps
Romashka [77]3 years ago
5 0
False is right , good dsay
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Iron filling's were mixed together with salt crystal's What unique property of iron would be BEST to separate the fillings from
Leto [7]

Answer:

Magnetic property

Explanation:

Iron filling is a magnetic compound, unlike the salt crystals. This means they are attracted by magnets.

To separate a mixture of iron filling s and salt crystals, a magnet should be used to remove the iron fillings from the mixture.

8 0
2 years ago
The chemical bonding in sodium phosphate, Na3PO4, is classified as:
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<span>Ionic bonding between sodium and phosphate ions.</span>
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3 years ago
Read 2 more answers
Instructions:
never [62]

Answer:

See explanation

Explanation:

A. Constitutional or structural isomers have the same molecular formula but different structural formulas.

B. Conformational isomers are compounds having the same atom to atom connectivity but differ by rotation about one or more single bonds.

C. Stereo isomers are compounds having the same molecular mass and atom to atom connectivity but different arrangement of atoms and groups in space.

I. Enantiomers are stereo isomers (optical isomers particularly) that are non-superimposable mirror images of each other.

II. Diasteromers are optical isomers that are not mirror images of each other.

Both diasteromers and enantiomers are types of optical isomers which in turn is one of the types of stereo isomers.

Stereo isomers differ from conformational isomers in that the arrangement of atoms in stereo isomers is permanent while conformational isomers results from free rotations in molecules about single bonds.

7 0
3 years ago
Are there molecules of sodium chloride within a sodium chloride crystal?
alukav5142 [94]
No, within a crystal like structure or ionic lattice of sodium chloride, there are ions of Na and Cl. Na+ and Cl- respectively that are attracted to each other due to their opposite charges. Many of these ions form a crystal structure.
6 0
3 years ago
What are two ways in which you can increase the potential energy of a marble on ramp
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You can make the ramp really steep and hold the marble at the top of it

Explanation:

6 0
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