In order for fish to survive, the dissolved oxygen content of a lake or stream must be at least 3 µg mL-1. A particular lake has pH = 6.5 and T = 25oC. What is the molar DO concentration (no units req.)?

Select the correct answer a modure consists of glucose and water. what is the percent composition of glucose in the mixture if it contains 1.3 moles of glucose (cho total mass of the mature is 276 grams? ) and the a 1775