Answer:
82.24% percent composition of N and 17.76% percent composition of H .
Explanation:
Answer:
True
Explanation:
Dispensing chemical from large stock bottles into smaller container makes sure that students only takes the quantity they need which reduces wastage. Also in situation where the students did not finish the reagent or chemical it is easier for student to pour back into smaller bottle than the entire reagent bottle which can contaminate the whole solution. Small bottles prevent or reduces the risk of spillage because it is easier to handle and pour.
Answer:Cm=o,4 (Mol/l)
Explanation:
Ca(OH)2(s) + 2HCl(aq) → CaCl2(aq) + H2O(l)
0,01 0,02
CM=n/V
A) Producing, sorting, and packaging material
It starts to collapse<span> under its own gravity. </span>Stars<span> which are massive enough start to crush the protons and electrons to form neutrons. These form a huge </span>star<span>-sized atomic nucleus, basically just neutrons, a neutron </span>star<span> is. A normal </span>star<span> can </span>collapse<span> into a neutron </span>star<span>.
</span>.
i hope this helps a little
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zane
