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Trace
Chemistry
What other planets in our solar system have wind?
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Sloane Hall
Chemistry
The surface temperature on venus may approach 739K? What is this Temperature in degrees Celsius.
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Alanna Chandler
Chemistry
Which atom is likely to form a + 2 ion
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Darian Chase
Chemistry
The reaction A (g) ⇌ 2 B (g) A (g) ⇌ 2 B (g) has an equilibrium constant of K = 0.010 K = 0.010. What is the equilibrium constant for the reaction B (g) ⇌ 1 2 A (g) ?
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Jamiya Roman
Chemistry
Is silver tarnishing a chemical or physical change?
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Conor Case
Chemistry
The separation of ions that occurs when an ionic compound dissolved is called
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Keyla
Chemistry
The discovery of the electron as a subatomic particle was a result of
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Abram Curtis
Chemistry
Three factors that influence the rate at which dissolving occurs
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Mayra Peters
Chemistry
Can 6.5 be the same as 6.50
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Duncan Davies
Chemistry
What takes up the vast majority of space in an atom?
a relatively small nucleus,
a relatively large nucleus,
a relatively large electron cloud,
a relatively small electron cloud
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Elaina Buchanan
Chemistry
Which gas is both colorless and odorless?
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Guest
Chemistry
Is barium a metal or non metal?
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Enrique
Chemistry
What is the molar mass of (NH4) 2O? Explain how you calculated this value.
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Dereon Ingram
Chemistry
When heated, calcium hydroxide and ammonium chloride react to produce ammonia gas, water vapor, and solid calcium chloride.
Suppose 5.00 g of calcium hydroxide and 10.00 g of ammonium chloride are mixed in a test tube and heated until no more ammonia is given off. The remaining material in the test tube has a mass of 1.27 g. What total mass of ammonia and water vapor was produced in the reaction?
Hint: Remember the law of conservation of mass
A. 3.73 g
B. 8.73 g
C. 13.73 g
D. 16.27 g
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Camilla
Chemistry
This is the process of matter changing from a gaseous state to a liquid state.
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