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Reptile [31]
4 years ago
14

Which describes the activity of an arson investigator? A) identifying the clothing found in a crime scene B) identifying the cau

se of death C) determining the angle of a bullet shot from an assassin D) reconstructing an explosion or fire
Chemistry
2 answers:
xz_007 [3.2K]4 years ago
7 0
<span>D) reconstructing an explosion or fire(the previous options have little to do with fire)!
Have a great day!</span>
Paul [167]4 years ago
3 0
The answer would be A be cause it is the most reasonable answer
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Explanation:

An oxidizing agent is a reactant that removes electrons from other reactants during a redox reaction. The oxidizing agent typically takes these electrons for itself, thus gaining electrons and being reduced. An oxidizing agent is thus an electron acceptor.

Examples of Oxidizing Agents include the following; Hydrogen peroxide, ozone, oxygen.

A half-equation shows you what happens at one of the electrodes during electrolysis . Electrons are shown as e -. A half-equation is balanced by adding, or taking away, a number of electrons equal to the total number of charges on the ions in the equation.

The balanced half reaction equation for H2O2 as an oxidizing agent is given as;

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4 years ago
What is the amount, in mol, of 15g of carbonate ions, C03^2-​
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8 0
3 years ago
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4vir4ik [10]

Answer:

3

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3 ampers (it says in the problem)

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The atomic number is the total number of protons in the nucleus. The mass number is the total number of particles in the nucleus. That includes the neutrons and the protons. So, the atomic number is 31. When you look at the element on the periodic table with a designated atomic number of 31, that would be Gallium, with a symbol of Ga. Mass number is 31 + 36 = 67. So, the answer is A.
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