1.) If I mixed 50g of aluminum sulphate and 50g of calcium hydroxide, which is the limiting reagent? Determine the amount of excess reagent if any. If the percent yeild is only 75%, how much is the actual yeild?

Chemistry: Matter and Change
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Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
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Chapter11: Stoichiometry
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1.) If I mixed 50g of aluminum sulphate and 50g of calcium hydroxide, which is the limiting reagent? Determine the amount of excess reagent if any. If the percent yeild is only 75%, how much is the actual yeild?

2.) What is the value in K of 400 R?

3.) How many grams of nickel are in a 3.4x10^27 nickel atoms?

4.) Why is there a need to balance chemical equations? Support your answer with a scientific basis.

2. What is the value in K of 400 R?
3. How many grams of Nickel are in a 3.4 x 10" nickel atoms?
4. Why is there a need to balance chemical equations? Support your answer with scientific basis
Transcribed Image Text:2. What is the value in K of 400 R? 3. How many grams of Nickel are in a 3.4 x 10" nickel atoms? 4. Why is there a need to balance chemical equations? Support your answer with scientific basis
1. If I mixed 50g of aluminium sulphate and 50g of calcium hydroxide, which is the limiting
reagent? Determine the amount of excess reagent if any. If the percent yield is only 75%, how
much is the actual yield?
Transcribed Image Text:1. If I mixed 50g of aluminium sulphate and 50g of calcium hydroxide, which is the limiting reagent? Determine the amount of excess reagent if any. If the percent yield is only 75%, how much is the actual yield?
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