2. Phosphorus has an atomic number of 15, atomic mass of 31 and has a charge of -3. How many protons does Phosphorus has

Achemist determined by measurements that 0.0300 most of beryllium oxide participate in a chemical reaction calculate the mass of berlylium oxide that participates

What are the genotypic and phenotypic ratios

For each of the following types of reactions, write a general reaction formula in the symbolic form—for example, a + b → ab. single-displacement double-displacement synthesis decomposition