
 👍 0
 👎 0
posted by R_scott
Respond to this Question
Similar Questions

Math
There are two alloys consisting of zinc, copper and tin. The first alloy contains 25% zinc and the second alloy contains 50% copper. The percentage of tin in the first alloy is twice that in the second alloy. 200 kg of the first
asked by Tamasa on June 19, 2016 
Chemistry
Consider an alloy that is 14.1% copper by mass in tin. Copper makes up what percentage of the atoms in this sample?
asked by Seth on February 12, 2017 
math
Bronze is an alloy or mixture of the metals copper and tin. The properties of bronze depends on the percentage of copper in the mix. A chemist decides to study the properties of a given alloy of bronze as the proportion of copper
asked by pizza on January 28, 2015 
Math (Word Problem into formula)
A chemist is studying the properties of a bronze alloy (mixture) of copper and tin. She begins with 6 kg of an alloy that is one sixth tin. Keeping the amount of copper constant, she adds small amounts of tin to the alloy. Letting
asked by Samantha on December 8, 2014 
Algebra/Math
Can you show work por favor? :) A metalworker has a metal alloy that is 20% copper and another alloy that is 60% copper. How many kilograms of each alloy should be combined to create 80 kg of a 53% copper alloy?
asked by Anon on February 27, 2013 
Algebra
solve linear equationan alloy of metal is 25% copper. Another alloy is 50% copper. how much of each alloy should be used to make 1000 grams of an alloy that is 45% copper
asked by Melody on October 19, 2007 
Geometry
An alloy of copper is 10% copper and weighs 25 pounds. A second alloy is 18% copper. How much (to the nearest tenth lb.) of the second alloy must be added to the first alloy to get a 13% mixture.
asked by Ivan on January 18, 2011 
math
An alloy of copper is 10% copper and weighs 25 pounds. A second alloy is 18% copper. How much (to the nearest tenth lb.) of the second alloy must be added to the first alloy to get a 13% mixture.
asked by justin on April 6, 2014 
chem
An experimental alloy contained by copper and tantalum. 3.7950 g of the alloy was dissolved and analyzed gravimetrically. The copper was precipitated and weighed as CuO, a mass of 0.1805 g was obtained. Calculate the %w/w Cu in
asked by lara on April 11, 2012 
math
An alloy of metals is 25% copper. Another alloy is 50% copper. How much of each alloy should be used to make 1000 grams of an alloy that is 45% copper
asked by Danie; on September 19, 2010