Salt water pure substance
element
homogeneous mixture
heterogeneous mixture
compound
solution

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

At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k

What two factors can affect the properties of a hydrocarbon? a. the number of its carbon atoms and the number of single bonds b. the number of its carbon atoms and the arrangement of its atoms c. the arrangement of its atoms and the number of its double bonds