Air is an example of a mixture because the elements and compounds that make up air retain their individual properties. True or False

Using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 pb+2(aq) + 2cl -(aq). if the value of ksp was determined to be only 1.2 x 10-2: too much solid has dissolved. additional precipitate is forming. the solution is unsaturated. the ions are now combining to reduce their concentrations.

Describe at least two advantages and two disadvantages of using hydropower as a source of energy.

Which of the following will cause an increase in the acceleration of an object? increase force decrease force increase mass decrease mass