Chemistry, 20.09.2019 23:20 Jabari8728
Atank originally contains 100 gallons of fresh water. then, water containing 0.5 lb of salt per gallon is poured into the tank at a rate of 2 gallons per minute, and the mixture is allowed to leave at the same rate. after 10 minutes, the process is stopped and fresh water is poured in the tank at a rate of 9 gallons per minute, with the mixture again leaving at the same rate. find the amount of salt in the tank at the end of an additional 10 minutes.
Answers: 3
Chemistry, 22.06.2019 12:30, kaliyab191
Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?
Answers: 2
Chemistry, 22.06.2019 13:30, richardwalker8ourhg2
An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a. the mitochondria b. the nucleus c. the vacuoles d. the endoplasmic reticulum
Answers: 1
Atank originally contains 100 gallons of fresh water. then, water containing 0.5 lb of salt per gall...
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