Sorry the last one wasn’t 99 points but this one is 14 points sorry! But 14 points is a lot right? so please be prepared! Hshsuu
2 answers:
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The moles of barium nitrate in the solution has been 0.5 mol. Thus, the correct option is B.
Molarity has been defined as the moles of substance in a liter of solution. Molarity has been expressed as:
The given barium nitrate solution has the volume of 0.25 L.
The molarity of the solution has been 2 M.
Substituting the values for the moles of Barium nitrate
The moles of barium nitrate in the solution has been 0.5 mol. Thus, the correct option is B.
Learn more about molarity, here: