This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: When 10.0 g of calcium metal is reacted with water, 5.00 g of calcium hydroxide is produced. Using ... (Read 47 times)

jc611

  • Hero Member
  • *****
  • Posts: 552
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


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

cloudre37

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Aug 27, 2018
Answer to Question 1

B

Answer to Question 2

A


jc611

  • Member
  • Posts: 552
Reply 2 on: Aug 27, 2018
Gracias!

tanna.moeller

  • Member
  • Posts: 328
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Plains zebra are highly dependent on water. Plains zebra are highly dependent on water.
A pygmy hippopotamus rests in some water to help prevent its skin from cracking at Ueno Zoo in Japan A pygmy hippopotamus rests in some water to help prevent its skin from cracking at Ueno Zoo in Japan
A Need for Improved Water-Use Efficiency in Plants A Need for Improved Water-Use Efficiency in Plants
Water wheel is the most promising solution to ocean plastic Water wheel is the most promising solution to ocean plastic
Shallow-water systems are highly productive Shallow-water systems are highly productive
Fogel’s Map of a Potential Water Transport Network for 1890 Fogel’s Map of a Potential Water Transport Network for 1890
Video: Types of antimicrobial substances (interferons & complement protein)

For a complete list of videos, visit our video library