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4 cards from this section. Quick, good the night before a test.
Name two states in which hydrogen can occur.
Think about where hydrogen is found in nature.
What is the chemical formula for water?
Recall the elements that make up water.
Where is hydrogen most abundant?
Think about where hydrogen is primarily sourced from in the universe.
True or False: Hydrogen is found in liquid form more than in gas form on Earth.
Consider the physical state of hydrogen under normal conditions.
Calculate the percentage mass contribution of hydrogen in water if its molar mass is 18 g/mol.
Use the molar mass values for hydrogen and water.
Discuss how the properties of hydrogen lead to its use in energy solutions.
Think about the benefits of using hydrogen instead of fossil fuels.
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