Discover Questions

Suppose the surface of a space station is rotating at 47 m/s. Whats the radius of the space station to weigh the same as on Earth? 4.8 L of a gas at -31C expands to a volume of 22.5 L. What is the resulting temperature at Kelvin? V=-y/x^2+y^2,then find dv/dx? Explain why a sample of pure water at 40 degrees Celsius is neutral even though [H3O]= 1.7x10^-7 M. Kw is 2.9x10^-14 at 40 degrees Celsius? The Ka of a monoprotic weak acid is 6.39 × 10-3. What is the percent ionization of a 0.111 M solution of this acid?