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Water has the formula H2O. What can be concluded about its structure?
It is a molecule made of two elements.
Helium (He)
It changed color and became cold.
properties
9g
They have different properties.
Bubbles of gas formed.
no charge
How is NaCl different from Na and Cl?
It is a molecule made of two elements.
Helium (He)
It changed color and became cold.
properties
9g
They have different properties.
Bubbles of gas formed.
no charge
Students mixed aluminum and copper chloride. How do we know a chemical reaction occurred?
It is a molecule made of two elements.
Helium (He)
It changed color and became cold.
properties
9g
They have different properties.
Bubbles of gas formed.
no charge
A Neutron has
It is a molecule made of two elements.
Helium (He)
It changed color and became cold.
properties
9g
They have different properties.
Bubbles of gas formed.
no charge
Based on its place on the Periodic Table, which element is most like Neon (Ne)?
It is a molecule made of two elements.
Helium (He)
It changed color and became cold.
properties
9g
They have different properties.
Bubbles of gas formed.
no charge
All elements in a family share common
It is a molecule made of two elements.
Helium (He)
It changed color and became cold.
properties
9g
They have different properties.
Bubbles of gas formed.
no charge
Students mixed copper chloride and sodium hydrogen sulfate. How do we know a chemical reaction occurred?
It is a molecule made of two elements.
Helium (He)
It changed color and became cold.
properties
9g
They have different properties.
Bubbles of gas formed.
no charge
If you combine 4g of phosphorus with 5 g of oxygen how much phosphorus oxide will you get?
It is a molecule made of two elements.
Helium (He)
It changed color and became cold.
properties
9g
They have different properties.
Bubbles of gas formed.
no charge
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