Answer is:
60 % copper and 40 % zinc
Explanation:
Muntz metal is also called as Yellow Metal, Muntz Metal consists of 60 percent copper and 40 percent zinc. Muntz metal is named after the English businessman George F. Muntz, who patented it in 1832. Muntz metal must be worked hot. Muntz metal is used to make machine parts that require resistance to corrosion.
Answer is:
60.45 % copper, 35.2 % zinc & 5.35 % nickel
Explanation:
The usual formulation of German silver is 60% copper, 20% nickel and 20% zinc. German silver is named due to its silvery appearance, but it contains no elemental silver unless plated.
Answer is: