It is desired to inflate a baggie with a volume of 810 milliliters by filling it with oxygen gas at a pressure of 1.15 atm and a temperature of 283 K. How many grams of O2 gas is needed? g

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.