Akid on a playground swing makes 6 complete to-and-fro swings each 30 seconds.
the frequency of the swinging is
the period of the swinging is
(i don't really understand this can someone explain.)

When hydrochloric acid reacts with potassium hydroxide solution, the following reaction occurs. hcl (aq) + koh (aq) h2o (l) + kcl (aq) the reaction gives off heat energy, so it is an reaction.

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

Select the correct answer a modure consists of glucose and water. what is the percent composition of glucose in the mixture if it contains 1.3 moles of glucose (cho total mass of the mature is 276 grams? ) and the a 1775