How many grams of a liquid A of specific heat capacity 1.2 "J/g" ^(@)C and at a temperature 60^(@)C must be mixed with 80g of a liquid B of specific heat capacity 2.1 "J/g"^(@)C and at 10^(@)C, so that the final temperature of the mixture becomes 40^(@)C ?

How many grams of a liquid A of specific heat capacity 1.2 "J/g" ^(@)C

1.	How many grams of a liquid A of specific heat capacity 1.2 "J/g" ^(@)C and at a temperature 60^(@)C must be mixed with 80g of a liquid B of specific heat capacity 2.1 "J/g"^(@)C and at 10^(@)C, so that the final temperature of the mixture becomes 40^(@)C ?
Answer» ANSWER :210 G