62 kg box is lifted 12 meters off the ground. how much work was done? a) 5.17 j b) 72.91 j c) 744.0 j d) 7291.2 j

Someone, part 1: which compound does c represent? part 2: name a process that could release this compound into the air. part 3: explain how the elements that form it are conserved during the carbon cycle. use complete sentences to explain your answer. justify how this compound was created from a recycling of carbon in the carbon cycle. use complete sentences to explain your answer.

In the following table, all the columns for the element calcium are filled out correctly. element electron structure of atom electron structure of ion net ionic charge calcium 1s22s22p63s23p64s2 1s32s22p63s23p64s1 +1 true false

What is the empirical formula of a compound that is 50.7% antimony and 49.3% selenium ?