Chemistry, 28.06.2019 13:30 WintryTurtle
Justin mixed two clear liquids together during an experiment and made the following observations: the mixed liquids decreased in temperature without any refrigeration or other action to change the temperature. the color of the liquid changed to blue. which statement best describes justin’s experiment? a. a physical change occurred, and this caused the liquid’s chemical properties to change. b. a chemical change occurred, and this caused the liquid’s physical properties to change. c. a physical change occurred, so only physical properties changed. d. a chemical change occurred, so only chemical properties changed.
Answers: 3
Chemistry, 22.06.2019 06:30
(1.6 × 10-19)(5.0 × 106) = c × 10d identify the missing numbers below to show the result of multiplying the numbers.
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Chemistry, 22.06.2019 14:20
You have a liquid that exhibits diltancy. you want to pour it from a bottle. what should you do to the bottle before pouring
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Chemistry, 22.06.2019 18:00
Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule
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Chemistry, 22.06.2019 20:10
The lattice enthalpy (formation of ionic solid from ions in the gas phase) for agcl(s) is -916 kj/mol and the hydration enthalpy (dissolution of gaseous ions into water) is -850 kj/mol. how much heat (in joules) is involved in forming 1l of saturated agcl solution (1.8 × 10-4 g / 100 ml water) by dissolving agcl(s)? assume solution volume does not change much upon dissolution. the equations are given below. ag+(g) + cl−(g) æ agcl(s)
Answers: 3
Justin mixed two clear liquids together during an experiment and made the following observations: t...
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