If a company sells soaps at Rs. 15 and gives a spoon worth Rs: 1.80 free with it making a profit of 10% then what is the cost price of
soap?
(A) Rs. 12
(B) Rs. 13.25
(C) Rs. 13.75 (D) Rs. 14.10

the number of valence electrons for each molecule or ion is shown beneath the structure. remember hydrogen will not have more than two electrons. this hydrogen is part of a covalent bond (sharing two electrons). a double bond here would cause hydrogen to share four electrons with phosphorus.

"record the time to complete a chemical reaction" would most likely be part of a lab procedure.

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

bcde is the incorrect answer it is a