Which of the compounds, C4H10, BaSO4, Zn(CN)2, Al(OH)3, contain an anion with a -1 charge?

Forests and meadows are often cut down to make way for farms or large number of new homes. what are some of the elements of ecosystems that are lost when plants in these areas are removed?

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

Amap that uses a range of colors and shading to represent the elevation, depth, or landscape of specific features on earth is a/an map.