The Three Branches of US Government. Issues. The United States has three branches of government: the executive, the legislative and the judicial. Each of these branches has a distinct and essential role in the function of the government, and they were established in Articles 1 (legislative), 2 (executive) and 3 (judicial) of the U.S. Constitution.
By 2005 the aluminium can weighed about 14.7 grams. Cans are getting lighter all the time. Today, aluminium cans are about 30% lighter than they were 25 years ago. Thinner, stronger sections are now being used with less metal, less energy and more savings in weight.
What is the mass of a cube of aluminum that is 3.0 cm on each edge. The density of aluminum is 2.7 g/cm^3 .? What is the mass of a cube of aluminum that is 3.0 cm on each edge.  The density of aluminum is 2.7 g/cm^3 .