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A particle is projected horizontly in air at a height of 25m from the ground with a speed of 10m/s the speed of particle after 2 sec will b? I get 15 vacation days a year and work 40 hours per week. What is my vacation rate accrual per month? Como determino los moles de ca+2 disueltos en 2 lts de solucion 0,5N? W times 175 is equal to t? How do you simplify this.... (3a+b) - (a+b)?