Which ONE of the following samples contains the largest number of atoms? A) 1 g N2 B) 1 g Li C) 1 g Cl2 D) 1 g P4 E) 1 g Mg
Which ONE of the following samples contains the largest number of atoms? A) 1 g N2...
35. Which of the following samples contains the largest number of hydrogen atoms? (c) 8.0 moles of C3H6 (a) 6.0 moles of C6H16 (d) 2.0 moles of C2H4 (b) 4.0 moles of C3H8 (e) 3.0 moles of C2H2
Which of the following samples contains the greatest number of atoms? A) 100 g of Pb B) 2.0 mole of Ar C) 0.1 mole of Fe D) 5 g of He E) 20 million O2 molecules
B) 1/2 N2(g) + 2H2(g) + 1/2 Cl2(g) → NH4Cl(s) C) N2(g) + H2(g) + Cl2(g) → 2 NH4Cl(s) D) N2(g) + Cl2(g) + 4 H2(g) → 2 NH4Cl(s) E) 1/2 N2(g) + 1/2 Cl2(g) + 1/2 H2(g) → NH4Cl(s) 12) Which molecule contains the most polar bonds? A) NBr3 B) CH4 C) CF4 D) CO2 The spheres below represent atoms of Li, Be, B, and F (not nece
Which of the following compounds contains the largest number of atoms? Select one: O a. 5.0 mol of HBr b.2.0 mol of H2SO4 O c.3.0 mol of NH3 d. 4.0 mol of Kas e. 1.0 mol of CH3COCI
Which of the following samples contains the largest number of atoms: 2.0 g He, 2.0 g Ne, or 2.0 g Ar? How do you know? Justify your choice. Consider the elements aluminum (Al), sodium (Na), and sulfur (S). a. Arrange these three elements in order of increasing ionization energy. b. Discuss how the structures of the atoms of these three elements determine the relative strengths of the attractive electrostatic forces. Be sure to specify what is interacting to create the...
Which of the following contains the largest number of molecules? a) 10.0 g CH4 b) 10.0 g C2H6 c) 10.0 g SO2 d) 10.0 g Xe
Question 3 (1 point) Which contains the largest total number of atoms? O 1 mol C2H6 O2 mol CH4 O 3 mol H2O 06 mol He All contain the same number of atoms
1) 1) To convert a given number of moles into the number of atoms, one would multiply by which of the following factors? A) 1.66 x 10-24 atoms/1 mol B) 1 mol/6.022 x 1023 atoms C) molar mass D) 6.022 x 1023 atoms/1 mol E) 1 mol/1.66 x 10-24 atoms 2) Consider the following precipitation reaction. Which of the following correctly identifies the spectator ions in this reaction? Na2S(aq) + CuSO4(aq) → Na2SO4(aq) + CuS(s) A) Na+ and SO42- B)...
One molecule of Mg3(PO302 contains atoms of Mg atoms of P atoms of O and has a molar mass of g/mol Which sample contains more molecules 35.2 g of glucose, CeH12Oe, 35.2 g of sucro C12H22O11, or do they have the same number of molecules?
32. Which of the following has the largest electronegativity? a. O d. Na b. S e. c. N. 33. Which of the following has the largest ionization energy ? a. Li d. Si b. Cs c. Be e N 4. Which of the following atoms has the largest atomic radius? d. a. Li AI b. Na e. Si