In air a gold-surfaced sphere weighs 7588 grams. It is known that it may contain one or
Question:
In air a gold-surfaced sphere weighs 7588 grams. It is known that it may contain one or more of the metals aluminum, copper, silver, or lead. When weighed successively under standard conditions in water, benzene, alcohol, and glycerin its respective weights are 6588, 6688, 6778, and 6328 grams. How much, if any, of the forenamed metals does it contain if the specific gravities of the designated substances are taken to be as follows?
Transcribed Image Text:
Aluminum 2.7 Copper 8.9 Gold Lead Silver 19.3 11.3 10.8 Alcohol 0.81 Benzene 0.90 Glycerin 1.26 Water 1.00
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