Answer:
atom is the smallest unit of ordinary matter that forms a chemical element. Every solid, liquid, gas, and plasma is composed of neutral or ionized atoms. Atoms are extremely small, typically around 100 picometers across.
Answer:

Explanation:
Hello there!
In this case, since the combustion of B2H6 is:

Thus, since there is 1:2 mole ratio between the reactant and product, the produced grams of the latter is:


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The answer is
<span>
only carboxyl groups (=C=OO-</span>
<span>4: Form An Aqueous Solution
This is the only answer that can be observed without testing gear and with the naked eye.... Hope I helped ^-^</span>