100mLOf top water containg Ca(HCO_(3))_(2)was titrated with 30mL if HCl were required calculate the tempporrary harness as parts of CaCO_(3) per 10^(6) parts of water .

100mLOf top water containg Ca(HCO_(3))_(2)was titrated with 30mL if HC

1.	100mLOf top water containg Ca(HCO_(3))_(2)was titrated with 30mL if HCl were required calculate the tempporrary harness as parts of CaCO_(3) per 10^(6) parts of water .
Answer» <html><body><p>300ppm<br/>150ppm<br/>100pm<br/>600ppm</p>Answer :A</body></html>