Question: someone please help with this last question: a) 4.8105MSr(OH)2 10. A solution is made by dissolving 0.150 moles of formic acid (HCHO2) in 0.50 liters

someone please help with this last question:

a) 4.8105MSr(OH)2 10. A solution is made by dissolving 0.150 moles of formic acid (HCHO2) in 0.50 liters of water. The solution is found to have a pH of 2.14. What is Ka for formic acid

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10. A solution is made by dissolving 0.150 moles of formic acid (HCHO2) in 0.50 liters of water. The solution is found to have a pH of 2.14. What is Ka for formic acid

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