Westonci.ca is the premier destination for reliable answers to your questions, brought to you by a community of experts. Discover detailed answers to your questions from a wide network of experts on our comprehensive Q&A platform. Get quick and reliable solutions to your questions from a community of experienced experts on our platform.

What is the ka of an unknown weak acid ha, at 25°c, if the ph of a 2. 5 × 10-2 m solution of the acid was measured and found to be 4. 94?.