Does the acid rain make a new substance? yes or no

Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!

The graph above shows how the price of cell phones varies with the demand quantity. the equilibrium price for cell phones is where both supply and demand quantities equal $100, 5,000 5,000, $100

Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.