Apiece of platinum metal with a density of 21.5 g/cm3 has a volume of 8.89 cm3. what is its mass?

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a

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?

Which statement is true regarding the diagram of circle p? the sum of y and z must be 2x. the sum of y and z must be x. the difference of z and y must be 2x. the difference of z and y must be x