Which of these will be needed to calculate the enthalpy change corresponding to segment B-C on the heating curve? Check all that apply.

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

Find the mass in grams of 1.37x1020 particles of h3po4

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.