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storchak [24]
3 years ago
6

ASAP will give brainliest!!!

Chemistry
2 answers:
Ahat [919]3 years ago
8 0

Answer:

For me

Explanation:

It's Cu because other compound contains negative radicals

DENIUS [597]3 years ago
4 0

Answer:

It’s the 3rd one

Explanation:

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HELP ASAP!!!
Alborosie

Answer:

The law of conservation of mass states that mass cannot be created or destroyed only transfered. So when a size change takes place the mass is being transfered into something else. During a state change the mass is being transfered into another state of matter. When a substance dissolves into another liquid the mass is still their just into another state.

Explanation:

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3 years ago
What do ionic compounds form
Snowcat [4.5K]

Answer:

By the result of the formation of positive and negative ions, Ionic compounds are formed.

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Electrons are actually transferred from one atom to another to form rare gas electron structures for each ion. The atom which forms a positive ion loses electrons to the atom which gains electrons to form a negative ion. A compound is not stable unless the number of electrons which are lost and gained are equal

3 0
3 years ago
PLZ HELP
shusha [124]
Use the equation for density :
Density = mass / volume
Density = 120 / 480
Density = 0.25

5 0
3 years ago
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What group is helium in? Group 8 or group 2?
Gemiola [76]

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group 8 of the periodic table

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Convergent boundaries are zones on what plates
Vinil7 [7]
Top surface plates, think of an earthquake.
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