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andrew11 [14]
3 years ago
13

you are building a race car. Your goal is to have a car that can go from 0 miles per hour to 80 miles per hour in 2 seconds. You

are focusing on the car's
Physics
2 answers:
Vitek1552 [10]3 years ago
6 0
<span>You want to focus on the car's acceleration.
(Hope this helps you! :) Have a nice day!)</span>
vodka [1.7K]3 years ago
3 0

Answer : Acceleration of the car is 17.89\ m/s^2

Explanation :

Initial velocity of the car, u = 0 miles

Final velocity of the car, v = 80 miles/hour = 35.77 m/s

Time taken, t = 2 s

So, from the above data we are focusing on the velocity of the car w.r.t to time i.e. acceleration of the car.

a=\dfrac{v-u}{t}

a=\dfrac{35.77\ m/s-0}{2\ s}

a=17.89\ m/s^2

So, the car of the car is 17.89\ m/s^2

Hence, this is the required solution.

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Answer:

he configuration with the highest electronic affinity is 2s2 2p5

Explanation:

Electronic affinity is the variation of energy when we add an electron to a neutral atom to form an ion

When an electron is added, it must occupy a space is the sub-level of the atom, giving more stability when it approaches the configuration of a complete shell with eight electrons (noble gas), so the affinity must increase when moving in a period Group VIII noble gases)

Let's examine the given settings

In this case, when adding an electron, 2s2 is very far from a complete level configuration, so its affinity must be small.

2s2 2p2 when adding an electro the one has a little more affinity, but is still a long way from a full shell, it would be missing 3 electrons

2s2 2sp5 this is the atom with the highest electronic affinity, since i = that when adding an electron the ion has the configuration of a noble gas. This is the most stable on the list

2s2 2p6 already has a full shell making it very difficult to insert an electron into this atom.

In summary, the configuration with the highest electronic affinity is 2s2 2p5

3 0
3 years ago
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3.0 cm

Explanation:

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(The second part of the exercise is just the description of the image of the first exercise).

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3 years ago
Which paragraph shows the correct relationship between kinetic energy and speed?
Mademuasel [1]

I cant see the paragraph so i cant see. It srry

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The four giant gas planets that are made primarily of lightweight elements are
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D) although recent research (1990's) has shown Uranus and Neptune to be ice giants and have heavier substances.
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i will give brainliest Which of the following structures are present in plant cells but absent in animal cells? Choose 1 answer:
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A. cell walls

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