How many grams of ice will melt when 4520 J of heat are absorbed?

In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?

How have the greenhouse gasses increased from the year 2000 to 2018

Avolleyball player hit a ball with a mass of 0.25 kg. the average acceleration of the ball is 15.5 m/s². how much force did the volleyball player apply to the ball? 62.0 n 3.87 n 62.0 m/s² 3.87 m/s²