What is the mass (in amu and in grams) of a single atom of Carbon-12?

Using the models of the molecules (black = C, white = H, yellow = S, green = Cl), determine each of the following for models of compounds 1 and 2: (7.1, 7.2, 7.3)1.

2.

c. number of moles in 10.0 g

Using the models of the molecules (black = C, white = H, yellow = S, red = O) determine each of the following for models of compounds 1 and 2: (7.1,7.2, 7.3)1.

2.

c. number of moles in 10.0 g

Ibuprofen, an anti-inflammatory drug in Advil, has the formula C₁₃H₁₈O₂ (7.1, 7.2, 7.3) d. How many moles of ibuprofen contain 1.22 x 10²³ atoms of C?

What is the mass (in grams) of 6.02 * 10^23 atoms of Carbon-12?

Ammonium sulfate, (NH₄)₂SO₄, is used in fertilizers to provide nitrogen for the soil. (7.1, 7.2)c. How many moles of ammonium sulfate contain 7.4 x 10²⁵ atoms of N?

Ammonium sulfate, (NH₄)₂SO₄, is used in fertilizers to provide nitrogen for the soil. (7.1, 7.2)b. How many H atoms are in 0.100 mole of ammonium sulfate?

Ammonium sulfate, (NH₄)₂SO₄, is used in fertilizers to provide nitrogen for the soil. (7.1, 7.2)a. How many formula units are in 0.200 mole of ammonium sulfate?