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Koen Morse
ChemistryChemistry
Where can membrane proteins be located? a. entirely within the membrane b. on the surface of the membrane c. in either position d. The position of membrane proteins has never been determined
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Greta Hawkins
ChemistryChemistry
1. (a) What are the possible interactions

between two charged objects?
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Aliyah Mclean
ChemistryChemistry
You are given a substance that is equally soluble in water and hexane, what is the kd
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Guest
ChemistryChemistry
How might you explain the difference between the pH values of the 0.01 M HCl (pH = 1.1) and the 0.01 M HC2H3O2 (pH = 3.6) ?
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Erika Peterson
ChemistryChemistry
Copper has a density of 8.96 g/cm3. what is the volume of a copper block that has a mass of 45.0 g? hint: you have to rearrange the density equation to solve for volume. 0.199 cm3 5.02 cm3 5.02 g/cm3 403 cm3
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Guest
ChemistryChemistry
For the following reaction, KP = 0.455 at 945°C: At equilibrium, is 1.78 atm. What is the equilibrium partial pressure of CH4 in atm?
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Jacey Petersen
ChemistryChemistry
The heat of fusion for water is the amount of energy needed for water to

a. freeze.

b. boil.

c. melt.

d. evaporate.
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Sunday
ChemistryChemistry
Which are examples of contact forces?
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Rico
ChemistryChemistry
Nitrogen has two naturally occuring isotopes, N-14 and N-15. The atomic mass of nitrogen is 14.007 amu. Which isotope is more abundant in nature?
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Josue Rollins
ChemistryChemistry
Which element has the greatest electronegativity?

a. Chlorine

b. Oxygen

c. Sulfur

d. Phosphorus

e. Fluorine
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Campbell Mendez
ChemistryChemistry
Why is the blood that flows from the heart bright red rather than dark red?
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Ean Serrano
ChemistryChemistry
To what part of a plant does the stem sliver water and nutrients
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Zayden Vaughan
ChemistryChemistry
What does a dissolved salt look like?
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Cameron Barnes
ChemistryChemistry
Which one of the following statements is true? Both chemical and physical changes can involve a change in appearance. Neither chemical nor physical changes involve a change in appearance. Only physical changes involve a change in appearance. Only chemical changes involve a change in appearance.
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Belen Bridges
ChemistryChemistry
Describe when an ionic compound can conduct electricity
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