Consider a brass alloy which contains 66% copper and 34% zinc. How many grams of zinc are present in a 125 g sample of the alloy?
2006-08-27 11:43:59 · 10 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry
42.5 grams (34% of 125)
2006-08-27 11:46:33 · answer #1 · answered by Anonymous · 1⤊ 0⤋
.34 x 125 g = 42.5 g
2006-08-27 19:01:43 · answer #2 · answered by kdefranceschi 2 · 0⤊ 0⤋
Is it % of the weight or % of the number of atoms.
In weight% it is 42.5
2006-08-27 18:52:18 · answer #3 · answered by Anonymous · 0⤊ 0⤋
wow...
you would think I remember how to do this
considering I just took it last year and I got straight A's in the course...
but i can't remember a thing...
summer always does this to me =]
2006-08-27 18:47:02 · answer #4 · answered by Hollywood™ 3 · 0⤊ 0⤋
i think 52.5 grams of zinc
2006-08-27 18:48:02 · answer #5 · answered by deepbushhunter69 3 · 0⤊ 0⤋
38g
you shoulda done your homework earlier instead of waiting for the last minute
2006-08-27 18:47:28 · answer #6 · answered by Mr.No-It-All 5 · 0⤊ 1⤋
42.5 du
2006-08-27 18:50:14 · answer #7 · answered by candy 2 · 0⤊ 0⤋
42.5 g
2006-08-27 18:52:20 · answer #8 · answered by Anonymous · 0⤊ 0⤋
42.5 g
2006-08-27 18:46:46 · answer #9 · answered by Drag_The_Waters 3 · 0⤊ 0⤋
Oh PLEASE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
By the time you wrote it, you could have answered it.
2006-08-27 18:47:15 · answer #10 · answered by Anonymous · 0⤊ 0⤋