Article VII of the Constitution required nine of thirteen states to ratify the Constitution for it to become law. In June 1788, New Hampshire became the ninth state. Rhode Isl â¦ and was the last of the states to ratify, in May 1790.
Storage Volume. A small (50- to 60-gallon) storage tank is usually sufficient for one to two three people. A medium (80-gallon) storage tank works well for three to four people. A large tank is appropriate for four to six people. For active systems, the size of the solar storage tank increases with the size of the collector -- typically 1.5 gallons per square foot of collector.
The standard system will include: 1  Tank-can be made of concrete, fiberglass or polyethylene and come in a range of sizes. 2  Most homeowners will opt for the larger, 1,250 gallon tanks because they tend to run only $100 more in price than a 1,000 gallon unit.