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tamaranim1 [39]
3 years ago
13

Which of the following could you do to increase the strength of an electromagnet?

Chemistry
1 answer:
notsponge [240]3 years ago
6 0

Change the core from wood to iron. This is because iron is a magnetic material while wood is not magnetic hence cant acquire magnetism. Other factors that would increase the strength of electromagnet would be; increasing the amount of electric current, and increasing the number of winding's.

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Can a new element be discovered and be placed in between copper and nickel on the periodic table? Explain your answer.
laila [671]

Answer:

Yes and no

Explanation:

If a new element is discovered and needed to be put into the table of elements, there would have to be a process to find a spot for it. The table is used heavily in chemistry and it revolves around how the elements are placed. So there would have to be a developed spot for the new element.

3 0
3 years ago
Some one help me on 10th grade class test in conexus unit 5
kirill115 [55]

Answer:

How substances move from a higher concentration to a lesser concentration?

In passive transport, substances move from an area of higher concentration to an area of lower concentration in a process called diffusion. A physical space in which there is a different concentration of a single substance is said to have a concentration gradient.How substances move from a higher concentration to a lesser concentration?

In passive transport, substances move from an area of higher concentration to an area of lower concentration in a process called diffusion. A physical space in which there is a different concentration of a single substance is said to have a concentration gradient.How substances move from a higher concentration to a lesser concentration?

In passive transport, substances move from an area of higher concentration to an area of lower concentration in a process called diffusion. A physical space in which there is a different concentration of a single substance is said to have a concentration gradient.

Explanation:

6 0
3 years ago
When scientist proclaimed that the Earth is round , not flat
Sedbober [7]

Around 350 BC, the great Aristotle declared that the Earth was a sphere (based on observations he made about which constellations you could see in the sky as you travelled further and further away from the equator) and during the next hundred years or so, Aristarchus and Eratosthenes actually measured the size of the Earth!

6 0
3 years ago
Read 2 more answers
Suppose you are titrating a sulfuric acid solution of unknown concentration with a sodium hydroxide solution according to the eq
pogonyaev

Answer:

Explanation:

H ₂ S O ₄ + 2 N a O H ⟶ 2 H ₂ O + N a ₂ S O ₄

29.09 mL of 0.639 M N a O H is mixed with 213.8 mL of H ₂ S O ₄

Let the concentration of H ₂ S O ₄ be S₂ .

In terms of normal or equivalent solution is will be 2 N  solution

From the formula S₁ V₁ = S₂ V₂

= 29.09 x .639 = 213.8 x  S₂

S₂ = .087 N solution

In terms of molar solution it will be .087 / 2 M

= .0435 M

5 0
3 years ago
What happens during carbon fixation during photosynthesis?
IRISSAK [1]

Photosynthesis, is another form of carbon fixation that can take place in the absence of sunlight. The Calvin cycle has two parts. First carbon dioxide is ‘‘fixed’’. Then ATP and NADPH from the light reactions provide energy to combine the fixed carbons to make sugar. Animals and other organisms cannot take in CO2 directly. They have to eat other organisms or absorb other organic molecules in order to get the Carbon that you need. Autotrophs can build low-energy inorganic CO2 into high-energy organic molecules like glucose. Autotrophs are an organism that is capable of synthesizing  its own food from inorganic substances using light or chemical energy such as green plants, algae and other bacteria. carbon fixation is the first step of a cycle

7 0
4 years ago
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