Answer:
0.416666667
Explanation:
number of moles= mass of sample ÷ molar mass
=5÷12
=0.41666667
Answer:
long toes
Explanation:
the other traits are personality related, not a biological factor. they can be learned, but not inherited
Explanation:
Physical change can observe by physical appearance
OA = No change in color
other choices are chemistry change
Answer and Explanation:
In Chemistry, the quantity or amount of a pure substance is given by:
- <em>mass</em><em> (in grams)</em>
- <em>Volume </em><em>(in millilitres or litres)</em>
- <em>Moles </em><em>(mol) </em>
Inter-conversion of units is allowed based on defined units and constituent of the substance.
I believe this explanation would be helpful and easy to follow.
