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Author Question: When 10.0 g of calcium metal is reacted with water, 5.00 g of calcium hydroxide is produced. Using ... (Read 88 times)

jc611

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on: Aug 27, 2018
When 10.0 g of calcium metal is reacted with water, 5.00 g of calcium hydroxide is produced. Using the following balanced equation, calculate the percent yield for the reaction? Ca(s) + 2 H2O(l)  Ca(OH)2(aq) + H2(g)
 
  A) 13.5
  B) 27.1
  C) 50.0
  D) 92.4

Question 2

Which of the following is not one of the 12 principles associated with green chemistry?
 
  A) distribution of chemical by-products into oceans
  B) less hazardous chemical syntheses
  C) promotion of the use of catalysts
  D) use of renewable feedstocks
  E) inherently safer chemistry for accident prevention


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cloudre37

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Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

A


jc611

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Reply 2 on: Aug 27, 2018
Gracias!

yeungji

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Reply 3 on: Yesterday
Excellent

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