Discover the answers you need at Westonci.ca, a dynamic Q&A platform where knowledge is shared freely by a community of experts. Discover reliable solutions to your questions from a wide network of experts on our comprehensive Q&A platform. Experience the convenience of finding accurate answers to your questions from knowledgeable experts on our platform.

25.00 g of the compound is composed of 6.77 g of tin and 18.23 g of bromine. What is the percent by mass of tin in the compound? Show work.

Sagot :

The percent by mass of Tin : = 27.08%

Further explanation

Given

25.00 g of the compound

6.77 g of Tin

18.23 g of Bromine

Required

The percent by mass of Tin

Solution

Proust stated the Comparative Law that compounds are formed from elements with the same Mass Comparison, so that compounds have a fixed composition of elements

%mass X = (mass X/mass sample) x 100%

So %mass of Tin :

= (6.77 g : 25 g) x 100%

= 27.08%