Atoms of Cl contain ________ protons and ________ neutrons. A) ...

[wenmo]

Atoms of Cl contain ________ protons and ________ neutrons.
 
  A) 17; 17
  B) 17; 18
  C) 18; 17
  D) 35; 18
  E) 35; 17

Question 2

The combustion of titanium with oxygen produces titanium dioxide: Ti(s) + O2(g)  TiO2(s) When 2.060 g of titanium is combusted in a bomb calorimeter, the temperature of the calorimeter increases from 25.00C to 91.60C.
 
  In a separate experiment, the heat capacity of the calorimeter is measured to be 9.84 kJ/K. The heat of reaction for the combustion of a mole of Ti in this calorimeter is ________ kJ/mol.
  A) 14.3
  B) 19.6
  C) -311
  D) -0.154
  E) -1.52  104

Question 3

A Brnsted-Lowry acid is a substance which
 
  A) produces hydrogen ions in aqueous solution.
  B) produces hydroxide ions in aqueous solution.
  C) donates protons to other substances.
  D) accepts protons from other substances.
  E) accepts hydronium ions from other substances.

[ebenov]

Answer to Question 1

B

Answer to Question 2

E

Answer to Question 3

C

[wenmo]

Excellent

[skipfourms123]

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