Posted by **Kevin** on Monday, October 12, 2009 at 2:03am.

A student finds a medallion which could be made of pure platinium or silver. IN order to find out what the medallion is made of the student takes the medallion to a chemistry lab. The student measures the density of the medallion as follows. The medallion is placed on a balance and the mass is found to be 35.64g. The student places some water in a graduated cylinder and reads the volume as 65.5mL. Next, the medallion is dropped into the cylinder and the new volume reads 68.89mL. Is the Medallion platinum or Silver? (densities: platinum= 21.4g/mL Silver= 10.5g/mL

## Answer this Question

## Related Questions

- Math - I do not understand how to measure the volume of a star shape medallion. ...
- geometry - a jeweler creates triangular medallians by bending pieces of silver ...
- Taxicabs - hey i am writing a paper on the new york city taxi cab medallion ...
- ESL - I was observing a grade three class, and the teacher encouraged the ...
- MATH - A SCHOOL IS DIVIDED INTO 4 HOUSES P,Q,R,S. ON SPORTS DAY,STUDENTS LINE UP...
- chemistry - pure water has a hydrogen ion concentration of 1 x 10-7 m and a ph ...
- chem lab - when setting up their experiment, a student discovered that the ...
- chemistry - a student was asked to prepare 100.0 mL of 0.0200 M solution of ...
- Chemistry - The student wanted to be sure he had made Calcium Oxide. He crushed ...
- math - a school is divided into 4 houses,P,Q,R and S.On sports day,the students ...