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Is this correct? Thanks? If someone could help me solve for the mole fraction and how to do it that would be amazing thank you!? Which elements is found in all acids? An apple falls from a tree and hits the ground in 0.6 seconds later hits the ground. how fast is the apple falling when it hits the ground? Solve and graph the solution set to the inequality 2x > 3 + 2x. What is the solution set? Explain.?