Answer: a,b
Explanation: because a scientific theory is something that been thought of and tested multiple times.
Networks of feeding relationships is correct
Molar mass SiO2 = 28 + 32 = 60
<span>so moles sand = 3.4 x 10-7 / 60</span>
Answer:
from 10-14
Explanation:
the pH of potassium hydroxide is extremely high and is a strong base although the exact value depends on the concentration of the base in water.
Answer:
it is II and III
Explanation:
because according to the kinetic theory gas particles are always in constant motion and they will not bond and will bounce off each other
