<span>% by mass = mass solute x 100 / mass solution
45.5 % = mass solute NaF x 100 / 34.2
mass solute NaF = 34.2 x 45.5 /100=15.6 g
molae solute NaF = 15.6 g ( 1 mol / 41.9887 g)= 0.372</span>
Answer:
I'm not really sure but I thinks its
A:veuns
The circulatory system is the system that transports blood through out the system❤️
When grapes become fermented, they turn into wine.
Answer:
the last answer is right.