How do you calculate to find the mass ( in grams) in one 1H atom?

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

Drug abuse will not lead to physical and psychological dependence. true or false ?

Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.