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Aaden Beltran
Chemistry
Homogeneous materials look the same throughout even throughout even though they contain different materials.
A. True
B. False
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Camilla Best
Chemistry
What is responsible for the high thermal energy required to melt ice?
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Guest
Chemistry
Which of the following is a chemical property of water?
boils at 100 °C
Has a density of 1
gm/mL
Is liquid at room
temperature
Reacts with pure
sodium
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Jude Keller
Chemistry
Runs 2laps around a 400 meter track what is the displacement
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Logan Hammond
Chemistry
Given the equation 2CH4 S8 - -> 2CS2 4H2S Calculate the moles of H2S produced when 1.5 mol S8 is used.
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Valentin Scott
Chemistry
Which molecule is usually comprised of six carbons in a ring (with six sides) ?
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Guest
Chemistry
Nitrogen dioxide has a volume of 775ml at STP. What is the new pressure in atmospheres if the volume changes to 615ml and the temperature to 25 degrees Celsius?
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Alonzo Boyle
Chemistry
How many moles of oxygen atoms are in 2.50 mol of kmno4
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Warren Odom
Chemistry
What is the empirical formula of a compound that contains 50.0% carbon, 6.7% hydrogen, and 43.3% oxygen by mass?
A.
CH3O
B.
C3H5O2
C.
C2H2O5
D.
C3H205
E.
C1H3O5
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Randy Wright
Chemistry
Ole fia aso aso kogi
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Hailey George
Chemistry
Is it possible for an object not to be in motion and still have force acting upon it?
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Anderson Branch
Chemistry
The pressure of a fluid varies with depth because of: a. volume b. Gravity c. temperature d. all of the above
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Kinsley Gilmore
Chemistry
Which type of reaction occurs between an acid and a base and results in the formation of salt and water
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Griffith
Chemistry
What is the difference between mass and volume?
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Dalia Stevenson
Chemistry
Determine the final concentration when 250mL of 3M solution is dilluted to a final volume of 850mL. (Enter Number)
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