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#### 1104.49
#### 50
#### 131. A chemist has 3.5 moles of NaCl, 2.4 moles of KCl, and 4.1 moles of MgCl2. She needs to prepare a solution and uses 1.2 moles of NaCl, 0.8 moles of KCl, and 1.5 moles of MgCl2. How many moles of each compound are left in the container?
#### NaCl: 2.3, KCl: 1.6, MgCl2: 2.6
#### 4 hours
#### 16,000
#### $12,420
#### Approximately 141,372 kg
#### 23, 24, 25
#### 10 liters
