Please help will give brainliest to right answer!! You add 1.5 moles of HF to 6 liters of water. The concentration is at equilibrium when [H+] is at 0.10 M. What is the Ka of HF? HF -> H+ + F-.

A) 0.067
B) 0.10
C) 0.25
D) 1.5

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

Use the drop-down menus to answer each question. which runner finished the 100 m race in the least amount of time? which runner stopped running for a few seconds during the race? at what distance did anastasia overtake chloe in the race?

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3 -> a2cr(no3)3 + a3ag2so4