The face-centered gold crystal has an edge length of 407 pm. Based on the unit cell, calculate the density of gold. Express your answer numerically in grams per cubic centimeter.

Calculate the h3o+ concentration in a solution of acetic acid if the concentration of molecular acetic acid present at equilibrium is 9.97x10^-3 m and k for the dissociation is 1.86x10^-5. ch3cooh(aq)+h2o(> h3o^+(aq)+ch3coo^-(aq)

What are the variables in gay-lussac’s law? pressure and volume pressure, temperature, and volume pressure and temperature volume, temperature, and moles of gas

Asample of aluminum foil contains 8.60 × 1023 atoms. what is the mass of the foil?