<h2>
Hey There!</h2><h2>
_____________________________________</h2><h2>
Answer:</h2><h2>_____________________________________</h2>
(I) 
(II) 
(III) 
(IV) 
(V) 
<h2>
_____________________________________</h2><h2>
Best Regards,</h2><h2>
'Borz'</h2>
Higher concentration of reactants equals faster rate of reaction. Reactions occur when particles collide effectively, and by increasing the concentration of reactants, you increase the number of effective collisions, thereby making the reaction occur faster.
Answer:
The answer is letter A. Diamond
Explanation:
The diamond is a crystalline form of carbon, with a cubic structure, of the sp³ type, that is, each carbon atom of the structure is linked to four other carbon atoms, forming a tetrahedral geometry.
After 100years, sample is 250g
After 200 years, sample is 125g
After 300years, sample is 62.5 g
One mole of methane has a mass of 16 g
