17-3

**Unit 17 Notes** //<---Previous Assignment - Next Assignment--->media type="custom" key="6581989"//
 * __Time Length__ **
 * 2 Days
 * __Instructions__ **

//On a new wiki titled __17-3__ Show work for 1 random question from each section and just give the answers to the rest.//

// **__Worksheet__** // > > __ **//Notes//** __
 * 1) Another word for solutions is heterogeneous or homogeneous __mixtures?__
 * 2) __ What are the two parts of a solution? __
 * 3) __ Which one gets dissolved? __
 * 4) __ Why does water dissolve other polar substances? __
 * 5) __What word means that something will not dissolve in something else.__
 * 6) __Define Saturated, unsaturated, and supersaturated?__
 * 7) __On the graph, which variable is the independent variable (it is always on the x axis)__
 * 8) __Most solids dissolve better at higher temperatures (which means the line should go up. So what state of matter is NH 3 from the graph probably, solid or gas?__
 * 9) __How much KClO 3 will dissolve in 100 g of water at 30 degrees Celcius?__
 * 10) __How much will dissolve in 200 g of water at 30 degrees Celcius?__
 * 11) __If you have more than that amount, what would the solution be called? (unsaturated, saturated, or supersaturated?)__
 * 12) __If you cool a supersaturated solution does it still keep all the stuff dissolved in it?__
 * 13) __Explain in your own words the difference between concentrated and dilute.__
 * 14) __T or F 1 mole of HCl in 1 Liter of water would be called a 1 M solution of HCl and 2 moles of HCl in 1 Liter of water would be a 2 M HCl solution?__
 * 15) __Will pure water conduct electricity?__
 * 16) __Does that make it an electrolyte or a nonelectrolyte?__
 * 17) __Why is salt water an electrolyte and sugar water a nonelectrolyte?__
 * 18) __What temperature does pure water boil and freeze at?__
 * 19) __What will adding salt do to those numbers?__
 * 20) __We will be making ice cream on Tuesday. What will we add to the ice to make it cold enough to freeze cream? **(p.s. if you want a flavor you can bring stuff to freeze in the ice cream. I will have vanilla and coffee.)**__