5. How many grams of KNO3 per 100 grams of water would be crystallized 2 points from a saturated solution as the temperature drops from 70 degrees
Celsius to 40 degrees Celsius?
PLEASE HELP I HAVE TO TURN IT IN IN 45 MINUTES

This graph gives information on changes in sea ice extent in the arctic ocean over a 30-year span. the overall trend shows in the ice extent. to address the trend, scientists need to ask themselves, one direct consequence of the trend is that

Look at the reaction below: ca(hco3)2 --> caco3 + co2 + h2o first, balance the reaction. once balanced, use dimensional analysis or another method to find out how many moles of carbon dioxide will be produced if we start with 16.5 moles of calcium bicarbonate (calcium hydrogen carbonate). = mol of co2 number needs to be reported to three significant figures.

If you want to create an electrical current, which situation would produce a solution capable of this