In the lab, you dilute 55 mL of a 4.0 M solution to make 250 mL of solution. What is the molarity of the diluted solution?

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

What was bohr’s contribution to the planetary model

Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.