Free Exam: Stoichiometry RETAKE Unit Test
Number of Questions in Test: 5
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Given the following reactants, [b]predict the products [/b]and [b]balance [/b]to following double replacement reaction:
Fe[sub]2[/sub](SO[sub]4[/sub])[sub]3[/sub] + KOH [size=3]→ [/size]
Fe[sub]2[/sub](SO[sub]4[/sub])[sub]3[/sub] + KOH [size=3]→ [/size]
| Type: | Essay |
| Points: | 10 |
| Randomize answers: | No |
Question 2
If you start with 23.67 grams of KOH and 80.62 grams of Fe[sub]2[/sub](SO[sub]4[/sub])[sub]3,[/sub] what is the [b]limiting reactant[/b] in this reaction?
[b]SHOW ALL WORK FOR FULL CREDIT[/b]
[b]SHOW ALL WORK FOR FULL CREDIT[/b]
| Type: | Essay |
| Points: | 10 |
| Randomize answers: | No |
Question 3
Based on the limiting reactant you identified in the previous question based on 23.67 grams of KOH and 80.62 grams of Fe[sub]2[/sub](SO[sub]4[/sub])[sub]3, [/sub]predict the [b]theoretical amount of iron product[/b] (in grams) that will be formed in this reaction.
[b]SHOW ALL WORK FOR FULL CREDIT[/b]
[b]SHOW ALL WORK FOR FULL CREDIT[/b]
| Type: | Essay |
| Points: | 10 |
| Randomize answers: | No |
Question 4
If a lab tech completes this reaction with a 56.30% yield of iron product, how many grams of this product will be isolated based on the same starting amounts of 23.67 grams of KOH and 80.62 grams of Fe[sub]2[/sub](SO[sub]4[/sub])[sub]3[/sub]?
[b]SHOW ALL WORK FOR FULL CREDIT[/b]
[b]SHOW ALL WORK FOR FULL CREDIT[/b]
| Type: | Essay |
| Points: | 10 |
| Randomize answers: | No |
Question 5
What is [b]STOICHIOMETRY [/b]and why is it important?
| Type: | Essay |
| Points: | 10 |
| Randomize answers: | No |