Which of the following soil horizons is the deepest? A) ...

[chads108]

Which of the following soil horizons is the deepest?
 
  A) substratum
  B) subsoil
  C) topsoil
  D) bottom soil
  E) humus

Question 2

What is the number of moles of H2O produced if you combust 0.5 mole of CH4 according to the following balanced equation? CH4 + 2 O2  CO2 + 2 H2O
 
  A) 2 moles
  B) 4 moles
  C) 6 moles
  D) 8 moles
  E) 1 mole

Question 3

20.9 kJ is equal to ________ kcal.
 
  A) 5,000
  B) 5.00
  C) 873.6
  D) 20

[Ashley I]

Answer to Question 1

A

Answer to Question 2

E

Answer to Question 3

B

[chads108]

Gracias!

[marict]

Wow, this really help