All changes saved 30. Sodium metal is placed in a beaker of water. When the two substances make contact, sparks form and heat can be felt coming out of the reaction. This is due to the bonds of water breaking and a new substance known as sodium hydroxide being formed. Which of the following observations would indicate that this reaction is a chemical change? O The substances were in a beaker. Sodium metal is shiny. O Heat was formed. Water is a liquid.
All changes saved 30. Sodium metal is placed in a beaker of water. When the two substances make contact, sparks form and heat can be felt coming out of the reaction. This is due to the bonds of water breaking and a new substance known as sodium hydroxide being formed. Which of the following observations would indicate that this reaction is a chemical change? O The substances were in a beaker. Sodium metal is shiny. O Heat was formed. Water is a liquid.
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter2: Chemical Formulas, Equations, And Reaction Yields
Section: Chapter Questions
Problem 18P: A gaseous binary compound has a vapor density that is 2.53 times that of nitrogen at 100°C and...
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