Which best describes what happens when 50 mL of 0.0010 MCaCl2 is added to 50 mL of 0.010 MNa2SO4 ? (The K sp of CASO4 = 2.4 x 10 - 5.)
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Compare and contrast physical changes with chemical changes.

(1.6 × 10-19)(5.0 × 106) = c × 10d identify the missing numbers below to show the result of multiplying the numbers.

In the cathode ray tube experiment, j. j. thomson passed an electric current through different gases inside a cathode ray tube in the presence of an electric field. in which two ways did this experiment change scientists’ understanding of the atom?