2. why do some mixtures of ionic compounds form a solid precipitate and others do not?
3. the solubility of sucrose (common table sugar c12h22o11) at 70oc is 320 g/100 g h2o.
a)how much sucrose can dissolve in 200 g of water at 70oc? show your steps. checkyour answer having correct units.
b)will 300 g of sucrose dissolve in a teapot that contains 200 g of water at 70oc? explain.

State the formula for density in words and mathematical symbols

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)

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.