A salt is dissolved in water. The results of two separate tests on it are shown in the table.
1. white precipitate which is soluble when excess aqueous ammonia is
added.
2. white precipitate is formed when dilute nitric acid and aqueous
barium nitrate is added to the salt solution. What is the salt?

Which of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘

About 3% of the water on earth is freshest. only about 40% of that freshwater is available for human use. why is so much freshwater unavailable for human use?

Uranium can supply energy for the worlds electricity without admitting harmful greenhouse gases which of these statements best describes an outcome of uranium mining