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Dahasolnce [82]
3 years ago
14

What discovery by Ørsted led to the development of electromagnets? A Electric currents produce magnetic fields. B Magnetic field

s produce electric currents. C Magnets produce electricity. D Magnets produce heat.
Chemistry
2 answers:
dsp733 years ago
8 0

Answer: a. Electric current produces magnetic field

Explanation: Ørsted discovered that the passage of steady electric current through a wire creates a magnetic field around it.

His discovery marked the first connection between electricity and magnetism.

Mama L [17]3 years ago
3 0

Answer:

A. Electric currents produce magnetic fields.

Explanation:

Answer:

A. Electric currents produce magnetic fields.

Explanation:

Hans Christian Ørsted discovered that electric currents had a property of producing magnetic fields. This finding was the first established relationship found between electricity and magnetism.

He noticed that a compass deflected when current was switched on and off and this marked the first established relationship between electricity and magnetism.

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1.72 moles of NOCI were placed in a 2.50 L reaction chamber
elena-14-01-66 [18.8K]

The equilibrium constant, Kc=0.026

<h3>Further explanation</h3>

Given

1.72 moles of NOCI

1.16 moles of NOCI  remained

2.50 L reaction chamber

Reaction

2NOCI(g) = 2NO(g) + Cl2(g).

Required

the equilibrium constant, Kc

Solution

ICE method

   2NOCI(g) = 2NO(g) + Cl2(g).

I    1.72

C   0.56           0.56         0.28

E   1.16              0.56         0.28

Molarity at equilibrium :

NOCl :

\tt \dfrac{1.16}{2.5}=0.464

NO :

\tt \dfrac{0.56}{2.5}=0.224

Cl2 :

\tt \dfrac{0.28}{2.5}=0.112

\tt Kc=\dfrac{[NO]^2[Cl_2]}{[NOCl]^2}\\\\Kc=\dfrac{0.224^2\times 0.112}{0.464^2}=0.026

4 0
3 years ago
Where does the largest percent of water exist on Earth?
Ivanshal [37]

Answer:

97% of earth's water is in the ocean. The rest could be found underground, in glaciers and ice, and in rivers and lakes

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3 years ago
Much like a battery, wood contains stored energy. What energy transformations occur when wood is burned?
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Chemical

Explanation:

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3 years ago
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A sudden change in temperature can affect current weather conditions in a specific area, whereas changes in average weather cond
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Can someone plz help me with this because I do not understand it ASP
AlladinOne [14]

Answer:

I'm not the best at chemistry but from what I remember you need to balance the equation and you need the arrows. It wants you to use double displacement and so thats the definition im assuming.

Explanation:

An example would be

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https://en.intl.chemicalaid.com/tools/equationbalancer.php

This link will help you balance an equation.

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4 0
3 years ago
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