The major component of body sweat is A) sodium chloride. B) ...

[Mr.Thesaxman]

The major component of body sweat is
 
  A) sodium chloride.
  B) potassium chloride.
  C) calcium chloride.
  D) water.

Question 2

Ethyl alcohol is produced by the fermentation of glucose, C6H12O6.
 
  C6H12O6(s)  2 C2H5OH(l) + 2 CO2(g) H = - 69.1 kJ
  Given that the enthalpy of formation is -277.7 kJ/mol for C2H5OH(l) and -393.5 kJ/mol for CO2(g), find the enthalpy of formation for C6H12O6.
  A) -1411.5 kJ/mol
  B) -1273.3 kJ/mol
  C) -740.3 kJ/mol
  D) -602.1 kJ/mol

Question 3

What is the oxidation number of potassium in KMnO4?
 
  A) 0
  B) +1
  C) +2
  D) -1
  E) +3

Question 4

What are the FPoF bond angles in PoF6 ?
 
  A) 60
  B) 90
  C) 109.5
  D) 120

[ladyjames123]

Answer to Question 1

D

Answer to Question 2

B

Answer to Question 3

B

Answer to Question 4

B

[Mr.Thesaxman]

TYSM

[ktidd]

Gracias!