Copper (l) sulfide can react with oxygen to produce copper metal by the reaction cu2s + o2 = > 2cu + so2. if 5.00 g of cu2s is used, then what is the theoretical yield of cu?

a. 10.0 g

b. 1.99 g

c. 1.00 g

d. 5.00 g

e. 3.99 g

How is temperature related to the physical change of a substance?

Draw the major organic product from reaction of 2-butyne with li in nh3.

Why can the complex sugar cellulose store more energy than sugar glucose

A piece of magnesium ribbon reacts with hydrochloric acid to produce magnesium chloride. what is the empirical formula of the compound, that is 25.3% magnesium and 74.7% chlorine.

What will happen to the temperature of a substance if the kinetic energy of the molecules decreases?

16. In a reaction that has reached equilibrium, a. The forward and reverse reactions are occurring at the same rate. b. The reactants and products are in equal concentrations. C. The forward reaction has gone further than the reverse reaction. d.

The reaction below has E0 = 0.28V. What is K? Co (s) + 2H + (aq) = Co2 + (aq) + H2 (g)

What type of chemical reaction is NH3

In this experiment, 1-2 mL of saturated sodium chloride is used to transfer the crude product after the initial distillation. Why is saturated sodium chloride, rather than pure water, used for this procedure?

Experiments are very common in criminology, but not in psychology. True or false?