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k0ka [10]
3 years ago
9

Which of the following has the greatest mass?

Chemistry
1 answer:
Annette [7]3 years ago
8 0

Answer:

I guess one mole. of mercury

Explanation:

because mercury is denser

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An alpha particle is equivalent to the nucleus of an atom of which element?(1 point)
Katyanochek1 [597]

Answer:

this is what i got

Explanation:

α-decay: When a radioactive nucleus disintegrates by emitting an αα-particle, the atomic number decreases by two and mass number decreases by four. Example: 88​Ra226→86​Rn222+2​He4.

3 0
2 years ago
water is formed when 48g of oxygen combine with 6g of hydrogen. what mass of oxygen combines with 2g of hydrogen
Mariulka [41]

Answer:

16g of oxygen reacts with 2 g of hydrogen to form 18g of Water

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2 years ago
Inside a flashbulb, oxygen surrounds a thin coil of magnesium. When the flashbulb is set off, a chemical reaction takes place in
hoa [83]

Answer:

Oxygen and magnesium come together in a chemical reaction to form this compound. After it burns, it forms a white powder of the magnesium oxide. Magnesium gives up two electrons to oxygen atoms to form this powdery product. This is an exothermic reaction.

6 0
3 years ago
If a(n) __________ is applied, the equilibrium shifts to relieve this change in conditions.
elixir [45]

Answer:

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6 0
2 years ago
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Anastaziya [24]

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