Imagine a new species of bird was introduced to the same area as a population of native birds. what effects might the introduced species have on the native species

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)

How many grams are in 68.2 molecules of br2?

Which statement is true regarding the diagram of circle p? the sum of y and z must be 2x. the sum of y and z must be x. the difference of z and y must be 2x. the difference of z and y must be x