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 51 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
Gracias!


upturnedfurball

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Excellent

 

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

The longest a person has survived after a heart transplant is 24 years.

For a complete list of videos, visit our video library