Cu(s) + S(s) = CuS(s) If 10.0 g of copper completely reacts with 5.0 g of sulfur, is it correct to assume that 10.0 g of copper sulfide (CuS) would be produced? Explain your reasoning. On what scientific law or principal is your answer based?

Butadiene undergoes a reaction at a certain temperature in the gas phase as follows: 2c4h6(g) --> c8h12(g) the following data were collected for this reaction: time (min) [c4h6] (m) 0 0.36 15 0.30 30 0.25 48 0.19 75 0. determine the order of the reaction and the rate constant. 1st order and k = 4.3x10 -4 s-1 1st order and k = 2.3x10-4 s-1 2nd order and k = 4.3x10-4 s-1 2nd order and k = 2.3x10-4 s-1 zero and k = 4.3x10-4 s-1

Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al oxidizing agent = reducing agent =