A mixture is a portion of matter made up of two or more substances called constituents. Mixtures are the product of the mechanical joining of substances without change in chemical nature, and therefore, each constituent retains its properties.
the option 4
The answer to the question given above is letter A. Light
Light is considered a load of the parts of a circuit. <span>The load in a circuit can be
any electrical device that converts electrical energy into other usable forms
of energy such as a <span>light bulb.
>></span></span><span>Energy sources include
batteries and generating stations
>>switch-</span><span>is
used in electric circuits to allow the circuit to be turned on and off.</span>
Answer:
9.63 L.
Explanation:
Hello,
In this case, the undergoing chemical reaction is:

So the consumed amounts of hydrochloric acid and bromine are the same to the beginning based on:

In such a way, the yielded moles of hydrobromic acid and chlorine are:

Thus, the volume of the sample, after the reaction is the same as no change in the total moles is evidenced, that is 9.63L.
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B.Elements
Explanation: they cannot be separated