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Yuri [45]
1 year ago
6

The two galvanic cells both have copper, but the needle points different directions. why is this?

Biology
1 answer:
k0ka [10]1 year ago
5 0

The two galvanic cells both have copper, but the needle points different directions because the copper ions have a higher potential than zinc ions but not higher than the silver ions.

A galvanic cell would be an electrochemical device that uses spontaneously redox reactions that transform chemical energy into electrical energy. It also goes by the name "voltaic cell."

Galvanic cells employ the electrical energy generated by the transport of electrons during a redox reaction to carry out practical electrical work. By separating the oxidation as well as reduction half-reactions as well as connecting them with a wire in which the electrons must pass through the wire, it is possible to gather the electron flow.

To learn more about galvanic cell here

brainly.com/question/3548442

#SPJ4

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According to Piaget, children have acquired the cognitive skill of conservation when they're able to
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Answer:

The right answer is D: realize that the term heavy describes an object one way and the term big describes it another way.

Explanation:

The studies of Piaget suggested that when a child is born, his brain if of a very basic kind of structure. He did not agree with the idea that intelligence is a pre-determined trait and in contrast he said that during the process of child's growth and development, when the interaction with environment occurs, his cognitive abilities also grow.

When the child is able to realize that term heavy describes an object one way and the term big describes it another way, that is the point when , children have acquired the cognitive skill of conservation.

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Scientists know that organisms that are more closely related will have DNA sequences more similar to each other than organisms t
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Respond to the following based on your reading. A type of tissue called _______ tissue is responsible for communicating between
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The immune system protects your child's body from outside invaders, such as bacteria, viruses, fungi, and toxins (chemicals produced by microbes). It is made up of different organs, cells, and The immune system protects the body from worms, germs, and other agents of harm. The immune system is like a medieval castle. ... The body's first line of defense consists of different types of barriers that keep most pathogens out of the body. Pathogens are disease-causing agents, such as bacteria and viruses. proteins that work together.
Honey has been linked to health benefits like improved heart health, wound healing, and blood antioxidant status. However, consuming too much may cause adverse effects due to its high sugar and calorie content. Thus, it's best to use honey to replace other forms of sugar and enjoy it in moderation.
Antibodies are proteins that recognize and bind parts of viruses to neutralize them. Antibodies are produced by our white blood cells and are a major part of the body's response to combating a viral infection. Antigens are substances that cause the body to produce antibodies, such as a viral protein.
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8 0
3 years ago
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Hoochie [10]
A.True

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2 years ago
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Suppose the human trait for hair type is controlled by a simple dominant and recessive relationship at one locus. Curly hair, C,
myrzilka [38]

Answer:

A) The frequency of the dominant allele, C = 0.4376

B) frequency of the heterozygous genotype, Cc = 0.2461

Explanation:

Given -

Curly hair, C, is the dominant allele, and straight hair, c, is the recessive allele

Number of students with curly hair is 37

Thus frequency of genotype "CC"

= q^{2} = \frac{37}{117} \\= 0.3162

Thus, frequency of allele "q"

= \sqrt{0.3162} \\= 0.5623

As per Hardy Weinberg's first  equation-

p+q=1

Substituting the value of q, we get -

p+0.5623=1\\p= 0.4376

As per Hardy Weinberg's second equation -

p^2+q^2+2pq=1\\

Substituting the values of "p" and "q" we get -

0.4376^{2} + 0.3162+2pq = 1\\2pq = 0.2461\\

Hence,

A) The frequency of the dominant allele, C = 0.4376

B) frequency of the heterozygous genotype, Cc = 0.2461

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3 years ago
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