q41...42

pls.aolve both

Question 42 1 Point How is the rate of the reaction affected when concentrations of both nucleophile and alkyl halide are doubled for SN1 reaction? (A) rate remains the same ( rate is doubled rate is tripled rate is quadrupled(4 times) Question 41 What product is formed when But-1-yne is treated with excess of HBr? A) 1,2-Dibromobutane B) 2,2-Dibromobutane C) 1,3-Dibromobutane D) 2-Bromobutane