This topic contains a solution. Click here to go to the answer

Author Question: Lead poisoning affects the A) digestive system. B) endocrine system. C) reproductive system. ... (Read 162 times)

RYAN BANYAN

  • Hero Member
  • *****
  • Posts: 563
Lead poisoning affects the
 
  A) digestive system.
  B) endocrine system.
  C) reproductive system.
  D) central nervous system.

Question 2

The reaction 4Al (s) + 3O2 (g)  2Al2O3 (s) H = -3351 kJ is ________, and therefore heat is ________ by the reaction.
 
  A) endothermic, released
  B) endothermic, absorbed
  C) exothermic, released
  D) exothermic, absorbed
  E) thermoneutral, neither released nor absorbed

Question 3

A student mixes compound A with compound B and notices that a chemical reaction occurs. The temperature of the mixture decreases. The reaction is ________.
 
  Fill in the blank(s) with correct word



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kaylee05

  • Sr. Member
  • ****
  • Posts: 318
Answer to Question 1

D

Answer to Question 2

C

Answer to Question 3

endothermic




RYAN BANYAN

  • Member
  • Posts: 563
Reply 2 on: Aug 27, 2018
Thanks for the timely response, appreciate it


isabelt_18

  • Member
  • Posts: 342
Reply 3 on: Yesterday
Excellent

 

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

For a complete list of videos, visit our video library