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cupoosta [38]
3 years ago
6

Which two elements have the same number of valence electrons? pls help 50 points

Physics
1 answer:
just olya [345]3 years ago
5 0

Answer: All elements in the same group (column) on the periodic table will have the same number of valence electrons.

Explanation:

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Lol i think i had the same worksheet!! lol anyway look up newtons first law and it will be pretty self explanatory from there
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4 years ago
a force of 5.5 n is applied to an object. the moment arm for the force is 0.84 m. what is the torque produced by the force?
Kipish [7]

A force of 5.5N is applied to an object. The moment arm for the force is 0.84 m, the torque produced by the force is <u>4.62N-m</u>.

A force applied perpendicularly to a lever multiplied by its distance from the lever's fulcrum (the length of the lever arm) is its torque. We can find the torque from a force by taking the perpendicular component of that force and multiplying by the magnitude of the R vector where this R vector is the vector that points from the axis to the point where the force is applied.

To calculate torque produced by the force, we have-

Torque= forcexmoment arm

T = fxd

T =5.5Nx0.84m

T=4.62N-m.

To learn more about torque, visit---

brainly.com/question/20691242

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6 0
2 years ago
Need answer ASAP!!!
Alina [70]

Hello!

Use <u>ohm law:</u>

I = V / R

Replacing:

I = 100 V / 20 O

I = 5 A

The current is <u>5 amperes.</u>

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3 years ago
What term is used to describe the 4 in the expression 4 Ca(NO³)²
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Hello,

The 4 describes the amount of calcium in that compound.

Have A Good Day.
3 0
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Which wave has a longer wavelength?
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Wave 1 has a longer wave length, lower frequency and energy


4 0
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Read 2 more answers
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