Identify the conjugate acid-base pair in this balanced equation:
h2so4 + 2naoh → 2h2o + na2so4

Matches the chemical name of each oxide of phosphorus to its chemical formula

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

Which best explains why an iceberg floats?