Molecules & Compounds- Discovery Ed

What is the chemical formula for table salt?

• H2O

• CO2

• CaCl2

• NaCl

Which four elements combine to form baking soda?

• Sodium, Carbon, Oxygen, Hydrogen

• Sodium, Carbon, Nitrogen, Hydrogen

• Sodium, Carbon, Oxygen, Helium

• Sodium, Carbon, Oxygen, Nitrogen

Both sugar and vinegar are formed from carbon, oxygen, and hydrogen. Why are they so different from one another?

• Different formulas create different compounds.

• Different formulas create different mixtures.

• Different formulas create different elements.

• Different formulas create different solutions.

C₂H₄O₂ is the chemical formula for which substance?

• Sugar

• Baking Soda

• Vinegar

• Water

Which compound forms from 2 parts of hydrogen and 1 part of oxygen?

• Water

• Carbon Dioxide

• Methane

• Ammonia

In your own words, what is a compound?

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