Determine the grams of sodium carbonate required to precipitate magnesium ions from water used in one wash cycle of a washing machine.

Notes:

Assume the concentration of Mg^2+ is 165mg/L

Estimate the volume of water used in your wash cycle.

Question

Determine the grams of sodium carbonate required to precipitate magnesium ions from water used in one wash cycle of a washing machine.

Notes: 

Assume the concentration of Mg^2+ is 165mg/L

Estimate the volume of water used in your wash cycle.

anonymous · Answer

write all data again...

anonymous · Answer

Okay so assuming I use 25L of water per cycle, that would require me to use 4.125g of $$Mg^{2+}$$ correct? Then I just need to convert both sodium carbonate and magnesium to moles and compare them?