Your answer is B(I'm not very much sure about this one), C, and D.
I hope very much that I am correct, hope this helps you.
~Onyx~
Convert the given density in mg/dL into a quantity with unit of g/L. This is shown below,
(200 mg / dL) x (10 dL / L) x (1 g / 1000 mg) = 2 g/L
Multiplying this quantity with the volume given, 5L, gives an answer of 10g.
The correct answer is a the sun
It is a chemical reaction