Mass defect for oxygen-16 = 0.13261 amu

how many kilograms does the mass defect represent?

The alkali metals (group 1) consist of lithium (3), sodium (11), potassium (19), rubidium (37), cesium (55), and francium (87). they are soft, metallic solids with low densities and low melting points. based on the data shown in figure 1, how many valence electrons do alkali metals share?

What is the most common form of matter in the universe

Na chemical reaction, activation energy increases the of the reactants. this outcome causes the particles to collide, which results in the of new products.