6 electrons... 's' can hold 2..... 'd' can hold 10 and 'f' can hold 14
35g Mg x 1mol / 24g = 840 mol
Answer:
I think the second space is chemical bonds
A magical or medicinal potion/solution
Answer:
New experimental methods
Technological inventions
Explanation:
A scientific theory is usually not based on speculation. Scientific theories must have a solid empirical basis.
However, experimental methods are limited to the caliber of equipments available at the time in which a theory is formulated. With advancing years, more technological sophistication leads to the invention of new instruments and ultimately, the development of new experimental methods.
These innovations are likely to alter existing scientific theories as new evidences emerge, hence the answer.