A sample of water contained 30 PPM of MgSO_(4) its hardness is x+20PPM

1.	A sample of water contained 30 PPM of MgSO_(4) its hardness is x+20PPM What is 'x'
Answer» <html><body><p><br/></p>Solution :30 ppm of `MgSO_4 to 30 gm " in " 10^6` gm of `H_2O`<br/> Hardness in <a href="https://interviewquestions.tuteehub.com/tag/term-1241851" style="font-weight:bold;" target="_blank" title="Click to know more about TERM">TERM</a> of<br/> `CaCO_3 to 30 <a href="https://interviewquestions.tuteehub.com/tag/xx-747671" style="font-weight:bold;" target="_blank" title="Click to know more about XX">XX</a> 100/120 =2 <a href="https://interviewquestions.tuteehub.com/tag/5-319454" style="font-weight:bold;" target="_blank" title="Click to know more about 5">5</a>`ppm</body></html>

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