34. Solving a chemistry problem
Seller: Derkach
Price: 1.18 USD
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Product description
- One metal alloy contains n1% copper, another – n2% copper. How many kilograms of each alloy must be taken to obtain a kg of alloy containing n3% copper?
Additional information
If the file does not open for you, install the Rar archiver program. Inside the archive, the solution is in WORD format.