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Murljashka [212]
3 years ago
14

HELP ME PLEASE

Chemistry
1 answer:
lions [1.4K]3 years ago
3 0

Answer:

A

Explanation:

Definitely not in the cell theory

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What are 7 elements from the periodic table that are named after objects in outer space?
Alik [6]
Elements named after celestial bodies are the following. 1.Element 34 (Selenium) is named after the moon. Selene is Greek for moon 2. Element 2 (Helium) is named after the sun. Helios is Greek for sun. 3. Element 52 (Tellurium) is named after the earth. Tellus is the Latin word for earth. 4. Element 80 (Mercury) is named after the planet Mercury. The name Mercury is also a name of a Roman god. 5. Element 92 (Uranium) is named after the planet Uranus. 6. Element 93 (Neptunium) is named after the planet Neptune. 7. Element 94 (Plutonium) is named after the planet Pluto.
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3 years ago
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astraxan [27]
HCl is an acid
C5H5N is a base
Cl- is a base
HC5H5N+ is an acid
7 0
3 years ago
HNO3 is a Bronsted-Lowry acid. What will this substance form when it donates a proton?
Pavel [41]
It will form a Nitrate ion NO3-
5 0
3 years ago
Clasifica según sea: solución, coloide o suspensión.
makkiz [27]

Answer:

Sal, cobre, aluminio, anillo de oro puro Oxígeno ------ suspensión.

Cerveza, carbonato de sodio, oxígeno, carbono y helio ------ solución.

Explicación:

Sal, Cobre, Aluminio, Anillo de oro puro Oxígeno son los ejemplos de suspensión porque permanecen suspendidos en la solución mientras que por otro lado, Cerveza, Carbonato de sodio, Oxígeno, Carbono y helio son los ejemplos de solución porque formaron una mezcla homogénea en la que ambas soluciones no se pueden diferenciar entre sí pero en suspensión sí se pueden diferenciar.

4 0
3 years ago
How many moles are present in 16.9 g of Al2O3?
Dahasolnce [82]
<span>The number of moles in Al2O3 is .16575 moles</span>
4 0
3 years ago
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