Calculate the molarity of 0.50 mol MgCl2 in 750 ml of solution.
A) 0.38 M
B) 0.67 M
C) 0.75 M
D) 0.95 M

Using the periodic table, complete the table to describe each atom. type in your answers.a ? b? c? d? e? f?

Which of the dna typing techniques do you think you would choose if you had to analyze a dna sample? why?

What is a metal replacement reaction