Answer:
449 (g K) / 39.1 (g/mol K) = 11.5 mol K
Explanation:
Potassium has atomic number 39.1
amount of K in 449g sample = 449/39.1 = 11.5 mol
It has 92 protons, 92 electrons, and 238 — 92 : 146 neutrons.
Because all atoms are made from the same particles which are protons, neutrons, and electrons.
Hope this helped!!!
Answer:
Explanation:
The solution has been attached
<span>The organisms in the soil food chain that don't obtain energy directly from plants are protozoa.
</span>
