A piece of brass (Cu and Zn) weighs 12.9 g in air. When completely immersed in water, it weights 11.3 g. The relative densities of Cu and Zn are 8.9 and 7.1 respectivey. Calculate the mass of copper in the alloy

A piece of brass (Cu and Zn) weighs 12.9 g in air. When completely imm

1.	A piece of brass (Cu and Zn) weighs 12.9 g in air. When completely immersed in water, it weights 11.3 g. The relative densities of Cu and Zn are 8.9 and 7.1 respectivey. Calculate the mass of copper in the alloy
Answer» <html><body><p>6.6 gm<br/>7.6 gm<br/>8.6 gm<br/>5.6 gm</p>Answer :<a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a></body></html>