What element marks the boundary between using fusion and fission to release energy?

The first element on the periodic table of elements is carbon. a. true b. false

Select the correct answer. given: 2libr + ba → babr2 + 2li in this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced? a. 1.18 mol b. 2.37 mol c. 4.73 mol d. 16.4 mol e. 32.9 mol

When did stem cell research become known ? who discovered stem cell? what experiments or studies have been conducted so far?