This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fluid, Electrolyte, Subject name: Pediatrics
[{'content': '1 ml of 7.5% sodium bicarbonate provides:- \nSelect and explain. \nA. 0.5 meq bicarbonate, B. 0.9 meq bicarbonate, C. 1.1 meq bicarbonate, D. 1.5 meq bicarbonate', 'role': 'user'}, {'content': 'Answer: B \nExplanation: 1 ml of 7.5% sodium bicarbonate provides:- 0.9 meq bicarbonate', 'role': 'assistant'}]