29 6. A student carefully placed 15.6 g of sodium in a reactor supplied
with an excess quantity of chloride gas. When the reaction was
complete, the student obtained 39.7 g of sodium chloride. How
many grams of chloride gas reacted?
Ms. Nadia Baz

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.

How do you know when a chemical reaction has occurred

Isopropyl alcohol, (ch3)2choh, is a common solvent. determine the percent by mass of hydrogen in isopropyl alcohol. a) 6.71% h b) 13.4% h c) 25.0% h d) 53.3% h