A 3.000g sample of naphthalene undergoes complete combustion to produce 10.30g CO2 and 3.37g of H2O MW=128. What is the empirical formula of naphthalene and what is the molecular formula of this naphthalene?

Metallic copper is formed when aluminum reacts with copper (ii) sulfate. how many grams of metallic copper can be obtained when 54.0 g of al react with 319 g of cuso4? al + 3cuso4 â al2 (so4) 3 + 3cu

A gas that exerts a pressure of 6.20 atm in a container with a bolume of __ mL will exert a pressure of 9.150 atm when transferred to a container with a volume of 322 mL.

What would be a simple way to prevent erosion

In the reaction, Zn (s) + 2HCl (aq) → ZnCl2 (aq) + H2 (g), which reactant is a solid? Zn HCl ZnCl2 H2

What is hard and symmetrical in shape, forms from a solution

Volcano formation is directly related to plate tectonics. True False

The solubility of nitrogen gas at 25 degrees C and 1 atm is 6.8 x 10^ (-4) mol/L. If the partial pressure of nitrogen gas in air is 0.76 atm, what is the concentration (molarity) of dissolved nitrogen? 5.2 x 10^ (-4) M 1.1 x 10^ (-5) M 4.

Units of work would be equivalent to a Newton times a meter.

Which of the following terms would you use to describe the motion of Earth in its orbit around the Sun? a. rotation b. ellipse c. solstice d. revolution

Which one of the following compounds is an example of a covalent molecule? a) NaCl b) H2O c) KOH d) Al (NO3) 3