The Senate approved the legislation earlier Wednesday in a 78-20 vote, and Obama signed it into law that evening. All 20 ânoâ votes in the Senate came from Republicans, though Sens. Marco Rubio (R-Fla.) and Lindsey Graham (R-S.C.), both running for president, missed the vote. Without action by Congress, the federal government would have shut down on Thursday, the beginning of a new fiscal year.
A buffer is made by mixing a large volume of a weak acid or weak base together with its conjugate. A weak acid and its conjugate base can remain in solution without neutralizing each other.
Which definition best describes a buffer? A buffer is a substance in a solution that releases and captures hydrogen ions, keeping the pH the same. Sodium hydroxide, a base, is added to the solution, but the pH of th â¦ e solution does not change A buffer resists change in pH by accepting hydrogen ions when acids are added to the solution and donating hydrogen ions when bases are added.