Consider the total ionic equation below.
2h+ + croa
ba2+ + 20h —— ba2+ + crox + 2h20
what are the spectator ions in this equation?
o hand oh
o h and ba2+
o croz and oh-
o cro- and ba2+

Idon’t know how to solve this question

What approach is required to balance the objectives of sustainable development? balancing the objectives of sustainable development requires a(n) .

Why does earth rotate? because earth is formed from cold gases collapsing due to gravity because the matter in the nebula that formed earth was spinning because earth forms more than 99% of the mass of the solar system because the hydrogen atoms inside the nebula fused to form helium