How many miles can you drive, if your car gets 21.3 miles per gallon and you have 12.0 gallons of gas?

Calculate the molar solubility of PbCO3 when the Ksp of PbCO3 is 1.5*10^-15 at 25°C.

How do structures stand up under a load

If enough heat is added to a substance, electrons begin to separate from the atomic nuclei. Which process does this describe? A. A solid turning into a liquid B. A plasma turning into a gas C. A gas turning into a plasma D.

Which statement is true about the speed of light waves in a medium? a. Depends on the temperature of the light wave b. Decreases with a decrease in density of medium c. Decreases with an increase in density of medium d.

Calculate the mass of nitrogen dissolved at room temperature in a 80.0 l home aquarium. assume a total pressure of 1.0 atm and the mole fraction for nitrogen of 0.78. (the kh value for nitrogen in water is 6.1 x 10-4 m/atm.)

What happens to the charges when an ionic compound forms

We dissolve 93 grams of sodium sulfate (Na2SO4) in 20 grams of water. What is the percent by mass of sodium sulfate in this solution? Answer in units of %.

The modern atomic model includes electrons orbiting the nucleus. which of the following parts of dalton's atomic model was disproved by the discovery of the electron? - atoms are tiny particles. - atoms cannot be divided into smaller parts.

tandard reduction potentials are 1.455 V for the PbO2 (s) / Pb (s) couple, 1.82 V for Co3 (aq) / Co2 (aq), 3.06 V for F2 (g) / HF (aq), 1.07 V for Br2 (l) / Br - (aq), and 1.77 V for H2O2 (aq) / H2O (l).

Which of the compounds listed below is more acidic than 1-butanol?