How many moles of compound are there in the following: a. 8.0 g of (NH4)2SO4
b 8.8 g of Ca(OH)2

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?

Consider the equilibrium system: 2icl(s) ⇄ i2(s) + cl2(g) which of the following changes will increase the total amount of of cl2 that can be produced? all of the listed answers are correct decreasing the volume of the container removing the cl2 as it is formed adding more icl(s) removing some of the i2(s)

Provide a stepwise curved arrow mechanism that fully explains the outcome of the reaction shown below. oh нао* heat он