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RSB [31]
3 years ago
13

How does mercury move through the ecosystem through excavation?

Chemistry
1 answer:
iragen [17]3 years ago
6 0

Answer:

Mercury is released into the environment from many sources. Mercury becomes airborne when rocks erode, volcanoes erupt and soil decomposes. It then circulates in the atmosphere and is redistributed throughout the environment.

I think this is right.

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Describe what happens when a bond is created between magnesium and bromine. Be specific and explain in terms of electrons.
Allushta [10]

Answer: Magnesium and Bromine/MgBr2 = Ionic compounds

Explanation: When atoms form together they can form between Ionic Compounds and molecules; this could depend on if they're joined by Covalent bonds as well because when atoms form with Covalent bonds, it forms Molecules.

5 0
2 years ago
Which characteristic cannot be inherited?
lana66690 [7]

Answer:

Knowledge of facts

Explanation:

All of these are inherited traits: Color, Height, and Shape

but Knowledge is a learnt trait

4 0
3 years ago
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An atom has 81 electrons, 84 neutrons, and 82 protons. What element is this atom?
posledela

Answer:

Lead

Explanation:

The subatomic particles within an atom can be used to know the atom or element given.

Of particular interest is the number of protons within the atom.

The periodic table is based on the atomic number of atoms. This atomic number is the number of protons within an atomic space.

So; If we know the number of protons within an atom, we can know the element.

The number of protons given is 82, the element is  therefore lead.

4 0
2 years ago
Speed-48km time-5hour​
Rom4ik [11]

Answer:

Whats the question?

Explanation:

7 0
3 years ago
The side chains of amino acids may contain..
salantis [7]

The correct answer is d)all of above

examples for a are tyrosine for b lysine and for c isoleucine

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