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Chemicals and Temperature

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1. How small a change temperature can be detect by touch? How could smaller changes in temperature be detected?

2. What would be expect to observe if KHCO3 reacted with HBr? What test would be performed to identify the product?

3. If a reaction called for a minimum of 0.5 moles of table sugar, C6H12O6, and there was only one jar of sugar available for you to use which contained 32.5 grams, could you carry out the reaction with the mass of sugar in the jar? Explain.

4. How many moles of carbon, hydrogen and oxygen atoms does a mass of 32.5grams of sugar represent? How many atoms of each type are there in this mass of sugar?

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