Jewelry is commonly weighed in carats. five carats are equivalent to one gram. how many grams of gold are contained in a 24-carat gold chain? a. 120 g b. 4.8 g c. 5.0 g d. 100 g

b. 4.8 g

Explanation:

Given : 5 carats = 1 gram

Thus if 5 carats is equivalent to = 1 g

24 carats is equivalent to =

Thus 4.8 grams of gold are contained in a 24-carat gold chain.

consider the reaction below.

 no rx

at 500 k, the reaction is at equilibrium with the following concentrations.

[pci5]= 0.0095 m

[pci3] = 0.020

[ci2] = 0.020 m

what is the equilibrium constant for the given reaction?

0.042

0.42

2.4

24