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sergiy2304 [10]
2 years ago
6

Question 6 of 10

Chemistry
1 answer:
BabaBlast [244]2 years ago
7 0

Answer:

b. nuclear fuel has a higher energy density than fossil fuels.

Explanation:

Nuclear fuel is a quantity of energy measured in joules; therefore, it has the same units as electrical and mechanical energy.

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Cómo se clasifican los tipos de nutrientes​
Semenov [28]

Existen 6 tipos de nutrientes: Glúcidos, Lípidos, Proteínas, Vitaminas, Agua y Sales minerales. Cada uno cumple unas funciones distintas, aportando los elementos necesarios para nuestras células.

6 0
2 years ago
Pls help me on this I have 5 minutes left to submit
pantera1 [17]

#1

Heterogenous mixture mean unsimilar substances .

  • Chicken noodle soyp.
  • salt water
  • propane.

#2

An element is a substance made of only one type of atoms

  • Example-Al,S
7 0
2 years ago
Read 2 more answers
Hemoglobin in your blood does not use elemental iron. It uses iron in the form of Fe2+(aq).
valina [46]

Explanation:

Balanced chemical reaction equation will be as follows.

     2Fe^{2+}(aq) + 2H^{+}(aq) \rightleftharpoons 2Fe^{3+}(aq) + H_{2}(g)

In human body, the neutral iron changes into Fe^{2+}(aq) cation. There will be an oxidation-half reaction and a reduction-half reaction. Equations for this reaction are as follows.

Oxidation: 2Fe^{2+}(aq) \rightleftharpoons 2Fe^{3+}(aq) + 2e^{-}[/tex] .... (1)

Reduction: 2H^{+}(aq) + 2e^{-} \rightleftharpoons H_{2}(g) ...... (2)

On adding both equation (1) and (2), the overall reaction equation will be as follows.

     2Fe^{2+}(aq) + 2H^{+}(aq) \rightleftharpoons 2Fe^{3+}(aq) + H_{2}(g)

Therefore, neutral iron is a part of Heme - b group of Hemoglobin and in an aqueous solution it dissolutes as a part of Heme group. Hence, then it becomes an Fe^{2+} cation.

3 0
3 years ago
What scientific instrument is sensitive enough to detect a planet transiting a star?
Stolb23 [73]
The correct scientific instrument is telescope.
5 0
2 years ago
Select all the correct answers.
pantera1 [17]

Answer:

B:  Fission reactors generate huge amounts of heat.

C:  Fission breaks down unstable elements such as uranium in a breeder                         reactor which is broken down in the process of fusion which is literally breaking down of elements.

E: fission is used in nuclear weapons as it is easier to accomplish then fusion  bombs

Explanation:

A: as a zero-waste energy source

B: for generating large amounts of heat

C: for creating stable elements from unstable ones

D: for creating new, heavier elements

E: as the energy source in nuclear weapons

4 0
3 years ago
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