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Author Question: Lead poisoning affects the A) digestive system. B) endocrine system. C) reproductive system. ... (Read 156 times)

RYAN BANYAN

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on: Aug 27, 2018
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


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kaylee05

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

D

Answer to Question 2

C

Answer to Question 3

endothermic


RYAN BANYAN

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Reply 2 on: Aug 27, 2018
Great answer, keep it coming :)

nothere

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Reply 3 on: Yesterday
Wow, this really help

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Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

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Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

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People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

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Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

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Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

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