Practice Laboratory Preparation (zinc + Dilute Acid) (5.1) - Hydrogen

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6 sample questions

Question 1.
What is produced when zinc reacts with dilute hydrochloric acid?
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Look for the product in the chemical equation.
Question 2.
What type of acid should be used for the reaction?
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Think about safety in the lab.
3Question 3.
What is the by-product of the reaction between zinc and dilute hydrochloric acid?
- Hydrogen
- Oxygen
- Carbon Dioxide
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Think about the reaction products.
4Question 4.
True or False: Concentrated acids should be used safely when preparing hydrogen gas.
- True
- False
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Recall the safety practices discussed.
Question 5.
If you were to use concentrated hydrochloric acid instead of dilute while preparing hydrogen from zinc, what potential hazards may arise?
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Consider the risks involved with high reactivity of strong acids.
Question 6.
Describe an experiment to measure the volume of hydrogen produced using zinc and dilute sulfuric acid.
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Focus on gas collection methods you learned.

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