Calculate the mass, in grams, of
CO2 produced in this reaction:
Reactant(s) Products
CzHo CO2
+ O2 +
- H2O
18.9
mass:
• 111
grams
grams
15.6
grams

How did planetesmals form planets? a. they broke apart into smaller chunks.b. they collided and stuck together.c. they cooled and pulled ice together.d. they began to rotate.

Compare and contrast physical changes with chemical changes.

How much would the freezing point of water decrease if 4 mol of sugar were added to 1 kg of water(k=1.86 c/mol/kg for water and i=1 for sugar