(a) it was formed when electrons were shared
NaCl is an ionic bond which means an electron(s) was transferred (from one atom to another to make them stable) not a covalent bond which means an electron(s) was shared
Conversion factors is a ratio expressed as fraction that equal 1.
Conversion factor is a number used to change one set of units to another by multiplying or dividing.
I don’t really get your question tho so that’s wht I’m guessing
That is Charles' Law. It is true for an ideal gas like helium or argon.
It is approximately true for other Gases.
The answer is D, alters the test variable, and observes the effects on other outcome variables.