Can someone explain how to do this?
a solution is made by dissolving 10.20 grams of glucose (c6h12o6) in 355 grams of water. what is the freezing-point depression of the solvent if the freezing point constant is -1.86 °c/m? show all of the work needed to solve this problem.

Which element in the third period would you expect to have the larger atomic radius, sodium (na) or sulfur (s)? a. sodium, because it has a higher effective nuclear charge attracting electrons in fewer energy levels. b. sodium, because it has fewer protons attracting electrons in the same energy levels. c. sulfur, because it has more protons attracting electrons in more energy levels. d. sulfur, because it has a higher effective nuclear charge attracting electrons in the same energy levels.

The biosphere of the earth is made up of what compound? organic or inorganic?

Which three statements represent the benefits of performing experiments using computer simulations?