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hoa [83]
4 years ago
8

The ability of an apple to change color when exposed to air is chemical or physical

Physics
1 answer:
uranmaximum [27]4 years ago
7 0
An apple has the ability to change color when exposed to air is a chemical property.
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A circular loop of wire with a radius of 20 cm lies in the xy plane and carries a current of 2 A, counterclockwise when viewed f
Zina [86]

To solve this problem we will apply the concept related to the magnetic dipole moment that is defined as the product between the current and the object area. In our case we have the radius so we will get the area, which would be

A=\pi r^2

A =\pi (0.2)^2

A =0.1256 m^2

Once the area is obtained, it is possible to calculate the magnetic dipole moment considering the previously given definition:

\mu=IA

\mu=2(0.1256)

\mu=0.25 A\cdot m^2

Therefore the magnetic dipole moment is 0.25A\cdot m^2

6 0
3 years ago
What is the momentum of a 1200 kg car traveling with a speed of 27 m/s (60 mph)?
serious [3.7K]

Answer:

This is your answer

Explanation:

Actually I took this from go ogle

3 0
3 years ago
Elsa runs 100m. She takes 20s to run this distance. What is Elsa's average speed?
Ne4ueva [31]

Answer:

Average speed = 5 m/s

Explanation:

Given the following data;

Distance = 100m

Time = 20 secs

To find the average speed;

Speed = distance/time

Substituting into the formula, we have;

Speed = 100/20

Speed = 5m/s

Therefore, Elsa's average speed is 5 meters per seconds.

7 0
3 years ago
g What is the specific heat of silver? The molar heat capacity of silver is 25.35 J/mol⋅∘C. How much energy would it take to rai
disa [49]

Answer:

38.6 J

Explanation:

c = molar heat capacity of silver = 25.35 J/(mol °C)

m = given mass of silver = 9.00 g

M = Molar mass of silver = 108 g

n = Number of moles of silver

Number of moles of silver are given as

n=\frac{m}{M}

n=\frac{9}{108}

n = 0.0833

Q = Energy needed to raise the temperature

ΔT = Change in temperature = 18.3 °C

Energy needed to raise the temperature is given as

Q = n c ΔT

Q = (0.0833) (25.35) (18.3)

Q = 38.6 J

5 0
3 years ago
Can I write a narrative writing how the first time I fell in love with blue eyes?
STatiana [176]

Yes you can. Fiction or real. You can almost write any topic you want...
4 0
4 years ago
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