Realicen esquemas de los siguientes sistemas y anoten el número de fases y de interfaces ° agua salada, cubos de hielo
° arena, piedras, talco, alcohol
° agua de mar filtrada

A5.000 g sample of niso4 h2o decomposed to give 2.755 g of anhydrous niso4. what is the formula of the hydrate? what is the full chemical name for the hydrate? what is the molar mass of the hydrate? niso4•_h2o what is the mass % of water in the hydrate?

Find the midpoint of a segment with endpoints of 4-3i and -2+7i

Which of the following isotopes has the same number of neutrons as phosphorus-31?