What are the names of the sun’s

Write the complete balanced equation for the reaction between lead (iv) oxide (pbo2) and water (h2o).

The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Connect the whole numbers on the periodic table to indicate what they represent?