The half-life of 42K is 12.4 hours. How much of a 1500.0 gram sample is left after 62.0 Hours?​

The missing component to the table to the right or indicated with orange letters complete the table by filling in the corresponding numbers or symbols

Draw two cyclic constitutional isomers of cis-1

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