A mixture of amino acids (written as M) was tested against five known amino acids (written as 1 to 5) and the chromatogram was made. Which amino acids are found in the mixture M?

How many atoms are there in 5.70 mol of mg

Which element is the least metallic between cadmium, silver, zinc, or iron?

Choose all the answers that apply. fluorine (f) has an atomic number of 9 and an atomic weight of 18.99. fluorine has a. 9 protons b. 10 neutrons c. 18 electrons d. an atomic mass of 19 e. at least one isotope