You prepared a solution of a weak monoprotic acid by dissolving 0.080 moles of the acid in enough water to make 1.0 litre of solution. The pH of the resulting solution was 4.51. What is the Ka for this acid?

one state would change   like louisiana to texas. thats a change

explanation:

warm front forms when a moist, warm air mass slides up and over a cold air mass. as the warm air mass rises, it condenses into a broad area of clouds. a warm front brings gentle rain or light snow, followed by warmer, milder weather.

hope i !