Answer: 0.13mol
Explanation:Please see attachment for explanation
Food labels can tell someone how nutrient-dense a food is. It can show calories, fat, and others. Hope that helps.
That it’s the power house and only hold protons and neutrons.
- Endothermic reaction means the reactant side takes heat from surrounding and get decomposed i.e ∆H=-ve
- If the equation is exothermic then it means the reactant is happy to decompose .But it's not as it's endothermic
Now
- HgO is Omitted from our solution option.
Hg is a atom so no bonds hence no bond strength occurs.
- O_2 is a molecule and so it's our answer .
Answer:
density= mass/volume
hence density of gold rock
= 386/20
=19.3 g/cc
