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 54 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
Great answer, keep it coming :)

juliaf

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Water potentials decrease (become more negative) as one moves from soil to plant to atmosphere Water potentials decrease (become more negative) as one moves from soil to plant to atmosphere
Surface Water Resources Surface Water Resources
Wetlands Store and Clean Water Wetlands Store and Clean Water
Chéri Samba, Problème d'eau. Où trouver l'eau? (The Water Problem. Where to Find ... Chéri Samba, Problème d'eau. Où trouver l'eau? (The Water Problem. Where to Find ...
Most Americans obtain their drinking water from a community water system Most Americans obtain their drinking water from a community water system
A 2.000 g sample of water contains 11.19% H by mass and 88.81% O by mass. What mass of H will ... A 2.000 g sample of water contains 11.19% H by mass and 88.81% O by mass. What mass of H will ...
Video: Membrane Protein and Facilitated Transport (Passive Vs Active)

For a complete list of videos, visit our video library