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sineoko [7]
3 years ago
7

The nucleus of most atoms is composed of which of the following sub-atomic particles?

Physics
1 answer:
Blababa [14]3 years ago
7 0

Answer:

protons (+ charge) & neutrons (neutral charge)

however protons has a positive charge so it determined what atom it is.

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Find the resistance of an electric light bulb if a current of 0.08 A flows when the potential difference across the bulb is 120
lora16 [44]
U=RI Ohm's law
then R=U/I
=120/0.08
=2250Ω
hope this helps you
8 0
3 years ago
Group elements number 11 to 20 as either metallic, non metallic or metalloid.​
bija089 [108]

Answer:

The elements are grouped into the different substances by color. As you can see, Lithium, Beryllium, Sodium, Magnesium, Aluminum, Potassium, and Calcium are metals out of the first 20 elements.

Hydrogen, Helium, Carbon, Nitrogen, Oxygen, Fluorine, Neon, Phosphorus, Sulfur, Chlorine, and Argon, are non-metals within the first 20 elements.

Boron and Silicon count as Metalloids in the Periodic Table (properties of both metals and non-metals)

reference- socatric q and a

Explanation:

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bagirrra123 [75]

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2 years ago
Which system of government has a leader that takes power by force
kvv77 [185]

Answer:

The Autocratic system of governance

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5 0
2 years ago
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How are a concave lens and a convex lens alike? How are they different?
Verdich [7]

ANSWER

A convex lens acts a lot like a concave mirror. ... A concave lens acts a lot like a convex mirror. Both diverge parallel rays away from a focal point, have negative focal lengths, and form only virtual, smaller images.

5 0
3 years ago
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