You throw a 0.84-kg rock straight up from a height of 12 m with a speed of 25 m/s. Answer the following questions: 1- Calculate the speed of the rock when it is 30 m above the ground. 2- At what height is the speed of the box 10 m/s? 3- Calculate the maximum height the rock can reach

Ithink it’s cancer risk

Molybdeum(mo)orruthenium (ru)actually, elements with similar chemical properties as technetium would bemn, re, and bh. this is because elements in the same group/family (column) have similar chemical properties. elements in the same period (row) have the same number of energy levels (or shells).