O2 + Sb H202 +SbO2 in basic solution.

Which statement describes covalent bases? they have hydroxide ions. they produce hydrogen ions. they are often amines. they are named the same as ionic compounds.

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?

Find the missing probability in the table below a.0.10 b.40 c.0.80 d. 0.20