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igomit [66]
3 years ago
11

When carbohydrates are metabolized as cellular fuel, the C-H and C-C bonds of the carbohydrate are oxidized to C=O bonds of carb

on dioxide. Oxidation is defined as a loss of electrons, but carbon does not become positively charged in the process. Why, then, is this considered oxidation?

Chemistry
1 answer:
SashulF [63]3 years ago
8 0

Answer:

This is a oxidation process.

Explanation:

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Calculate how many grams of BeCl2 are required to produce 0.52 grams of MnCl2
Leokris [45]

Answer:

65.0cp

Explanation:

7 0
3 years ago
Construction crews sometimes use this reaction for welding underwater structures:
meriva

Answer:

5 moles of iron formed

Explanation:

Given data:

Moles of iron formed = ?

Moles of iron oxide react = 2.50 mol

Solution:

Chemical equation:

Fe₂O₃ + 2Al     →     Al₂O₃ + 2Fe

Now we will compare the moles of iron with iron oxide.

                  Fe₂O₃        :           Fe

                      1             ;            2

                  2.50          :          2×2.50 = 5 mol    

5 0
3 years ago
You've just solved a problem and the answer is the mass of an electron, me=9.11×10−31kilograms. How would you enter this number
mihalych1998 [28]

The mass of an electron can be expressed in the box as \boxed{{m_e} = 9.1 \times {{10}^{ - 31}}{\text{ kg}}}.

Further explanation:

Atom is the smallest particle that can be present in any element. It is also known as the building unit of matter. Each atom has a central part that is known as the atomic nucleus. There are three subatomic particles that constitute the atom. These particles are protons, neutrons, and electrons. The atomic nucleus consists of protons and neutrons, both are collectively called nucleons. Electrons revolve around the nucleus of an atom in definite orbits.

Protons are positively charged subatomic particles, electrons are negatively charged and neutrons have no charge. Since electrons carry a unit negative charge, these create an electric field around them. These also participate in nuclear reactions. The mass of an electron \left( {{m_e}} \right) is 9.1 \times {10^{ - 31}}{\text{ kg}}, that of protons is 1.6726219 \times {10^{ - 27}}{\text{ kg}} and that of neutrons is 1.674927471 \times {10^{ - 27}}{\text{ kg}}. The electrons are responsible for chemical properties of elements. The distribution and arrangement of electrons is used to predict whether the element will be inert or reactive.

Therefore the required answer is \boxed{{m_e} = 9.1 \times {{10}^{ - 31}}{\text{ kg}}}.

Learn more:

  1. Component of John Dalton’s atomic theory: brainly.com/question/2357175
  2. Basis of investigation for the scientists: brainly.com/question/158048

Answer details:

Grade: Senior School

Subject: Chemistry

Chapter: Atomic structure

Keywords: atom, matter, atomic nucleus, proton, electron, neutron, subatomic particle, nuclear reactions, electric field, reactive, inert.

4 0
4 years ago
How many ml of naoh was used to reach the equivalence point?
otez555 [7]
25 ml was used to reach the pint
6 0
2 years ago
2Al+6HBr -> 2AlBr3+3H2. When 3.22 moles of Al reacts with 4.96 moles of HBr, how many moles of H2 are formed?
Cerrena [4.2K]
<span>2 Al+6 HBr =  2 AlBr</span>₃ <span>+ 3 H</span>₂

2 moles Al ---------  6 moles HBr ----------- 3 moles H₂
3.22 moles Al ------ 4.96 moles HBr ----- ( moles H₂ )

moles H₂ = 4.96 x 3 / 6

moles H₂ = 14.88 / 6

= 2.48 moles of H₂

hope this helps!
4 0
3 years ago
Read 2 more answers
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