During a volcanic eruption of Mount Vesuvius in Italy, a chunk of solid rock is blasted out at an angle of 35 to the horizontal and lands on the ground at the foot of the volcano 9.40 km away. The height of the volcano is 3.30 km. This is also the height from which the volcanic rock is ejected. a) Ignoring air resistance, what is the initial speed of the volcanic rock? b) If air resistance is not ignored, would your answer in part (a) change? c) What is the rock's time of flight? d) What is the speed of the rock when it lands on the ground? e) How high above the vent of the volcano does the rock reach