Determine the minimum tree

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Q1. The Rural Development Agency of Upper Camumba has just received a grant that will allow it to electrify the valley of Chinga Creek. Eight villages should be linked to the main power net at minimum total cost. Costs for each potential link, in thousands of dollars, are given on network. Determine the minimum tree.

Q2. If a solution has a pH of 7.5, what would its new pH be if concentration of H3O+ ions in the solution were increased by 100 times? Explain the reasoning.

Reference no: EM137248

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