Chemistry, 19.10.2021 01:00 queenkimm26
A granular substance is added to a liquid. Which of the following would provide
evidence to suggest a chemical change has taken place?
A. The granules seem to get smaller.
B. The liquid gives heat
C. The granules disso e completely
D. The volume of the old increases
Answers: 2
Chemistry, 22.06.2019 12:00, BreBreDoeCCx
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.
Answers: 3
Chemistry, 22.06.2019 15:00, alanmarcus22
What does the symbol (–hfus) indicate in a phase change?
Answers: 1
A granular substance is added to a liquid. Which of the following would provide
evidence to sugges...
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