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bezimeni [28]
3 years ago
5

100 PTS IM DESPERATE NEED BY TOMMOROW

Chemistry
1 answer:
faust18 [17]3 years ago
4 0

Answer:

rest will do later mom is calling me plz understand promise will do it

Explanation:

  • Elements and compounds are similar in that they are both made of atoms and in some cases molecules.
  • Methods of Breaking Down Compounds
  • The only way to break down a compound is through a chemical change. Sometimes, energy is needed for a chemical change to happen. Two ways to add energy to break down a compound are to apply heat and to apply an electric current.
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Ainat [17]

It splits into two equal nuclei of approx. equal mass.

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3 years ago
What type of bonds exist in each of these compounds?
kodGreya [7K]

Answer:

a) ionic     b) polar covalent    c) nonpolar covalent

Explanation:

To determine if a bond is covalent or ionic without knowing the electronegativities is to see if it is a metal-nonmetal bond or a nonmetal-nonmetal bond.  Metal-nonmetal bonds are ALWAYS ionic, and nonmetal-nonmetal bonds are ALWAYS covalent.  A is the metal-nonmetal bond and thus ionic.  B & C are both nonmetal-nonmetal bonds and thus covalent.

Polarity:

To determine if a covalent bond is polar or not, we need to see how far apart the elements are away from one another.  The further away the elements are from one another the more polar the bond.  Nonmetal elements bonded to themselves are ALWAYS nonpolar see compound C.  For B, the elements are far apart and are still covalent, so these bonds are polar.

5 0
4 years ago
How many protons, neutrons, and electrons would be found in flourine - 20?
RoseWind [281]

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5 0
3 years ago
Looking at the molecule images above, could the molecules of air get into the blood from the lungs? Why or why not? (Select ALL
valkas [14]

Answer:

b and d

Explanation:

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2 years ago
In your own words, write a definition for the term periodic.
Alenkasestr [34]

Answer: The definition of periodic is something that is recurring at regular intervals, or happens from time to time. An example of periodic is a person's birthday happening once each year.

hope this helps y❣️

7 0
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