How many liters of a 90% of concentrated acid needs to be mixed with a 75% Solution of concentrated acid to get a 30 liter Solution of 78% concentrated acid?
Created: 7 months ago | Updated: 1 month ago
Job Solution Janata Bank Ltd এসিস্ট্যান্ট এক্সিকিউটিভ অফিসার (টেলর) ২০.১২. ২০১৯ গণিত
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