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

Which is a chemical property of iron? a. it forms iron oxide (rust) when exposed to moisture and air. b. it is a gray–black metal that is hard to the touch. c. it has a melting point of 2795°f (1536°c). d. it is a good conductor of heat

Is 9 correct? and can someone me with 10? it’s due tomorrow, you

Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3