A litre of sea water weighing about 1.05 kg contains 5 mg of dissolved oxygen (O_(2)). Express the concentration of dissolved oxygen in ppm.

A litre of sea water weighing about 1.05 kg contains 5 mg of dissolved

1.	A litre of sea water weighing about 1.05 kg contains 5 mg of dissolved oxygen (O_(2)). Express the concentration of dissolved oxygen in ppm.
Answer» <html><body><p></p>Solution :`("mass of <a href="https://interviewquestions.tuteehub.com/tag/dissolved-956358" style="font-weight:bold;" target="_blank" title="Click to know more about DISSOLVED">DISSOLVED</a> solid")/("Mass of water") xx 10 ^(6)` <br/> ` ( <a href="https://interviewquestions.tuteehub.com/tag/5xx-1901301" style="font-weight:bold;" target="_blank" title="Click to know more about 5XX">5XX</a> 10 ^(-<a href="https://interviewquestions.tuteehub.com/tag/3-301577" style="font-weight:bold;" target="_blank" title="Click to know more about 3">3</a>) g)/(1. 05 xx 10 ^(3) g )xx 10 ^(6) = 4.76 <a href="https://interviewquestions.tuteehub.com/tag/ppm-1162221" style="font-weight:bold;" target="_blank" title="Click to know more about PPM">PPM</a>`</body></html>