Problem #4: A mixture of NaCl and NaBr weighing 1.234 g chlorine gas,
which converts the mixture completely to NaCl. The total mass of
NaCl is now 1.129 g. What are the mass percentages of NaCl and NaBr in the
original sample?

What volume of a 2.00 m stock solution of naoh is needed to prepare 150. ml of 0.40 m solution?

Why doesn't heat added to water make the tempature rise above 100c

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.