Abuffer contains significant amounts of ammonia, nh3 , and ammonium chloride, nh4cl . part a write an equation showing how this buffer neutralizes added acid, hi.

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?

Based on the equation and the information in the table, what is the enthalpy of the reaction?

Which of the following units is not an official si unit