1. Using a dark sphere to represent hydrogen atoms and a light sphere to represent oxygen atoms (Method 1) Draw the element oxygen а. b. Draw the element hydrogen 2. Using a sphere and its symbol to represent an atom (Method 2) а. Draw the element oxygen b. Draw the element hydrogen 3. Hydrogen gas and oxygen gas can react in a number of ways. The most familiar is the reaction that produces water (H20). Draw two molecules of water using both methods described above.

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Chapter1: Chemical Foundations
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Please help me complete questions 1,2 and 3.

Classification of Matter
1. Using a dark sphere to represent hydrogen atoms and a light sphere to represent
oxygen atoms
(Method 1)
Draw the element oxygen
а.
b. Draw the element hydrogen
2. Using a sphere and its symbol to represent an atom (Method 2)
a.
Draw the element oxygen
b. Draw the element hydrogen
3. Hydrogen gas and oxygen gas can react in a number of ways. The most familiar is the
reaction that produces water (H2O). Draw two molecules of water using both methods
described above.
4. Hydrogen gas and oxygen gas can also react to produce hydrogen peroxide (H2O2). Draw
two molecules of hydrogen peroxide using both methods described above.
5. Can the number of atoms of various elements present in one particular compound (eg.
H20) vary? Make a claim, present some evidence and explain your reasoning.
Transcribed Image Text:Classification of Matter 1. Using a dark sphere to represent hydrogen atoms and a light sphere to represent oxygen atoms (Method 1) Draw the element oxygen а. b. Draw the element hydrogen 2. Using a sphere and its symbol to represent an atom (Method 2) a. Draw the element oxygen b. Draw the element hydrogen 3. Hydrogen gas and oxygen gas can react in a number of ways. The most familiar is the reaction that produces water (H2O). Draw two molecules of water using both methods described above. 4. Hydrogen gas and oxygen gas can also react to produce hydrogen peroxide (H2O2). Draw two molecules of hydrogen peroxide using both methods described above. 5. Can the number of atoms of various elements present in one particular compound (eg. H20) vary? Make a claim, present some evidence and explain your reasoning.
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