12 grams of a mixture of sand and calcium carbonate on strong heating produced 7.6 grams of residue. How many grams of sand is present in the mixture?

12 grams of a mixture of sand and calcium carbonate on strong heating

1.	12 grams of a mixture of sand and calcium carbonate on strong heating produced 7.6 grams of residue. How many grams of sand is present in the mixture?
Answer» <html><body><p><br/></p>Solution :`CaCO_(3)rarrCaO+CO_(2)` <br/> `100g-56gimplies10g-5.6g` <br/> `<a href="https://interviewquestions.tuteehub.com/tag/therefore-706901" style="font-weight:bold;" target="_blank" title="Click to know more about THEREFORE">THEREFORE</a>` weight of sand = `12-10=2g` <br/> weight of <a href="https://interviewquestions.tuteehub.com/tag/residue-622603" style="font-weight:bold;" target="_blank" title="Click to know more about RESIDUE">RESIDUE</a> = `5.6+2=7.6g`</body></html>