Answer:

D.30g

15g salt x 200mL sol'n = 30g salt 100

mL water So, you would put 30g of salt in a flask and add water up to 200ml.

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》D.30g

How would you make 200mL of a 15% salt in water solution? 15g salt x 200mL sol'n = 30g salt 100 mL water So, you would put 30g of salt in a flask and add water up to 200ml.