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Allie Atkins
ChemistryChemistry
Contrast mixtures with pure substances
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Avery Frey
ChemistryChemistry
A standard cell potential of which value describes a spontaneous redox reaction?
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Tara Ross
ChemistryChemistry
Using the combined gas law, if the volume of a gas at 155kPa changes from 22L to 10L. What is the new pressure if the temperature remains constant?
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Liliana Velazquez
ChemistryChemistry
What is a contributor of global warming?

a. aerosol sprays

b. carbon dioxide

c. acid rain

d. garbage
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Jaidyn Franco
ChemistryChemistry
How is momentum similar to inertia? Explain.
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Rodney Mason
ChemistryChemistry
Suppose that 0.00150 moles of CO2 (44.0 g/mol) effuse out of a pinhole in 1.00 hour. How many moles of N2 (28.0 g/mol) would effuse out of the same pinhole in 1.00 hour? Assume both gases are at the same temperature and pressure.
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Farrell
ChemistryChemistry
How do you make glue from jack fruit sap?
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Leyla Compton
ChemistryChemistry
A compound is broken down by chemical means during

(1) chromatography

(2) distillation

(3) electrolysis

(4) filtration
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Bradyn Daniels
ChemistryChemistry
True of false an unbalanced force cannot change the direction in which an object is moving
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Ernie
ChemistryChemistry
What are the primary atoms that make up the scents that we smell?
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Sydnee Trujillo
ChemistryChemistry
What happens if sodium sulfide is added to iron (II) sulfide?
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Ethen Copeland
ChemistryChemistry
What is the lowest energy level that contains d orbitals?

O A. 4

O B. 1

O c. 3

O D. 2
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Eden Key
ChemistryChemistry
What is the nature of the Ca-Cl bond in a molecule of calcium chloride (CaCl2) if the electronegativity value of calcium is 1.0 and that of chlorine is

3.167

O A

nonpolar covalent

B. moderately polar covalent

C. highly polar covalent

OD

ionic

OE

polar ionic
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Ryder Newton
ChemistryChemistry
Which statement is true about oxidation and reduction in an electrochemical cell?

(1) Both occur at the anode.

(2) Both occur at the cathode.

(3) Oxidation occurs at the anode and reduction occurs at the cathode.

(4) Oxidation occurs at the cathode and reduction occurs at the anode.
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Heidy Cordova
ChemistryChemistry
For a solar eclipse to occur,
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