Knowing she could reduce the candlestick (Au203) from earlier down and obtain pure gold (Au), Anna Littical set upon the chemical reaction. After massing the candlestick
back in the lab, she discovered the candlestick (Au203) had a mass of 475 grams, how
many grams of silver should the chemistry student be able to recover? (Hint: find
percent composition of Au in Au203 first.)
a) 0.268 grams Au
c) 296 g Au
b) 408 grams Agu
d) 393 grams Au

If the element whose electric configuration ends in the d sublevel, the element is calssified as? a.inner transition b.noble gases c.representative d. transition

How have the greenhouse gasses increased from the year 2000 to 2018

Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.