The number of possible elements is not known. A very early suggestion made by Elliot Adams in 1911, and based on the arrangement of elements in each horizontal periodic table row, was that elements of atomic weight greater than 256Â± (which would equate to between elements 99 and 100 in modern-day terms) did not exist.
IRS debts can only legally be collected for 10 years, but there are many events that may stop that 10 year clock from running. This is known as tolling the statute of limitations. Events that stop or toll the statute of limitations from running include:
Tracking tax refunds is quite the adventure this year. Readers are reporting all sorts of data points in how long it takes to get your tax refund back. Originally the IRS started out with an aggressive one week turnaround on tax refunds for efiled returns. However, once we got started, they announced a one week tax refund delay. But then it got worse and after a few more IRS alerts, the IRS thought that returning to the historical range of 10 to 21 days for tax refunds would work for the majority of filers.