A chemical change always involves... A. a color change
B. a change in shape
C. the state of matter changing
D. a new substance forming

You have 125g of a certain seasoning and are told that it contains 76.0 g of salt what is the percentage of salt by mass in this seasoning

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

Once similarity and one difference between a mixture of elements and a mixture of compounds