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3 years ago

Please any one have a clue on this one? Really need help on this

Physics

1 answer:

lana66690 [7]3 years ago

5 0

Oxygen and Neon have the same number of valence electrons because both the compounds are in the same group and the outer orbital of both the compounds consists of 6 electrons

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If an X-ray tube is operating at a current of 30.0 mA:a) How many electrons are striking the target per second? b) If the potent

Zina [86]

Answer:

Explanation:

A. Q= It

30E-3A=q

Ne = q

30E-3/1.6*10-19= N

N= 1.8*10^16 electrons

B. Power= I x v

= 30*10^-3A x 100*10^3v

= 3000watts

3 0

3 years ago

URGENT PLEASE HELP!!!!

AlexFokin [52]

It just completely stops kinetic energy is movement so technically it would stop.

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A small 20-kilogram canoe is floating downriver at a speed of 2 m/s. What is the canoe's kinetic energy?

MariettaO [177]

Ek=1/2mv^2 = (20)(1/2)(2x2) =40

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3 years ago

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The diagram represents wavelengths of different colors of visible light that pass by in a specific time period.

nata0808 [166]

Answer:

Violet

Explanation:

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3 years ago

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Is a brick an alloy or ceramic

Luda [366]

Answer:

Its a ceramic

Explanation:

Brick does not contain any metal so it couldnt be an alloy.

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