Atoms are the building blocks of all matter
When atoms bond together to form molecules, they share or give electrons. If the electrons are shared equally by the atoms, then there is no resulting charge and the molecule is nonpolar.
Answer:
Option A
Explanation:
Emma creates a pressure difference allowing the fluid to flow
7.5 is the answer. You have to move the decimal 2 places to the right.
We determine the percent by mass of water in the compound by dividing the mass of water by the total mass. The total mass of Na2SO4.10H2O is equal to 322 g. The mass of water is 180 g.
percent by mass of water = (180 / 322)*(100 %) = 55.9%
