What is the it refers to the time that the story happened?​

Which statement best describes the two reactions? abcl, + h2 → 2hci2h + h = he + inreaction a involves a greater change, and reaction b involves a change in element identity. reaction b involves a greater change and a change in element identityreaction a involves a greater change and a change in element identity. reaction b involves a greater change, and reaction a involves a change in element identity.

Match each economic concept with the scenarios that illustrates it

In the market for widgets, the supply curve is the typical upward-sloping straight line, and the demand curve is the typical downward-sloping straight line. the equilibrium quantity in the market for widgets is 250 per month when there is no tax. then a tax of $6 per widget is imposed. as a result, the government is able to raise $750 per month in tax revenue. we can conclude that the after-tax quantity of widgets has fallen by a. 25 per month. b. 50 per month. c. 75 per month. d. 100 per month.