AGREEMENT AND PLAN OF MERGER by and among VAC GROUP B.V., ARA VAC BLOCKER, SLP, ARA VAC HOLDINGS, LTD., ARA VAC TOPCO US, LLC, ARA VAC IE AGGREGATOR, LP, ENERGY FUELS INC., MERGER SUB HOLDCO, ENERGY FUELS HOLDINGS CORP., DUTCH MERGER SUB, US MERGER...