Водород не выделяется при взаимодействии кальция с раствором 1) HNO3 2) H2SO4 3) HCl 4) HCOOH

The minerals found in bones are deposited by living cells called

Some familiar products contain some of the same types of atoms. for instance, the chemical formula for baking soda is nahco 3. the chemical formula for liquid bleach is naclo, and the chemical formula for table salt is nacl. which choice best describes why these three products have some of the same types of atoms in common?

The empirical formula of a compound is ch2o and its mass is 120 amu/molecule, what is its formula?