How properties before and after a chemical reaction can be used to determine if a chemical reaction occurred

How many grams in 10 ounces

How many atoms of oxygen are present in the reactants and products? 6CO2+6H2O-> C6H12O6+6O2

Which state of matter would be described as having highly energized, charged particles that move extremely fast

The unit cell in a crystal of diamond belongs to a crystal system different from any we have discussed. The volume of a unit cell of diamond is 0.0454 nm3 and the density of diamond is 3.52 g/cm3.

Which process occurs at the anode in an electrochemical cell? (1) the loss of protons (2) the loss of electrons (3) the gain of protons (4) the gain of electrons

A particular brand of gasoline has a density of 0.737 g/mL at 25 ∘ C. How many grams of this gasoline would fill a 12.8 gal tank (1US gal=3.78L) ?

A pump contains 0.5 l of air at 203 kpa. you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of air in the pump? 0.2 l 1.0 l 2.0 l 4.0 l

How can there be snow near a giraffe's home This is actually science so yeah

If a sealed syringe that contains some gas in heated in which direction will the syringe plunger move

Use the drop‑down menus to label the statements as either true of false. Dichloromethane is flammable. true false Methanol is flammable. Concentrated sulfuric acid is corrosive. 10% sodium carbonate solution must be used in the fume hood.