Chemistry » Page 122

Chemistry

Kyle Harmon

When a solution of LiC2H3O2 reacts with a solution of MgSO4, what is the net ionic equation?

No reaction

Mg+2 (aq) + C2H3O2 - (aq) → Mg (C2H3O2) 2 (s)

Mg+2 (aq) + 2C2H3O2 - (aq) → Mg (C2H3O2) 2 (s)

2Li + (aq) + SO4-2 (aq) → Li2SO4 (s)

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Chemistry

Winston Gallagher

What are the relations between Electrochemistry and Cancer?

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Chemistry

Saniyah Dudley

Which of the following are sources of low-level radiation? A) medical X-rays B) nuclear weapons testing C) buring of fossil fuels D) all of the above E) a and c only

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Chemistry

Arely Pineda

How does the nucleus of an atom change after beta decay?

a.

The nucleus remains the same

b.

The nucleus gains an electron.

(c.)

The nucleus loses a neutron.

d.

The nucleus loses a proton

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Chemistry

Cloe Meadows

Calculate Zeff for the 4s electron in a copper Cu

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Chemistry

Dalia Hawkins

And the cell potential is - 54.0 mv (inside negative), calculate the maximum ration of

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Chemistry

Roderick Russo

What is the final ph of a solution created by adding 12 ml of 0.5 m hcl to 300 ml of 100 mm formate if the pka for formic acid is 3.78?

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Chemistry

Dillan Winters

Imagine that an uncharged pith ball is brought into the electrostatic field of a charged rod. The side of the pith ball closest to the negatively charged end of the rod will

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Chemistry

Cooper Atkinson

When forces attracting solvent particles to each other are broken, what is provided for a solution?

energy for the solute to precipitate

space for the solute in the solvent

inertia for the solute to move into the solvent

nothing is provided

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Chemistry

Vance Gallegos

Erosion occurs when natural forces alter a landscape. What does it mean to alter a landscape?

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Chemistry

Edwin Fitzpatrick

What is the molecular mass of glucose

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Chemistry

Dashawn

Click the "draw structure" button to launch the drawing utility. Draw the product formed when 2-heptanone (CH3COCH2CH2CH2CH2CH3) is treated with (CH3) 2CHNH2 in the presence of mild acid. 2-Heptanone is partly responsible for the odor of bleu cheese.

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Chemistry

Solomon Harrington

How does the goverment control scientific reseach

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Chemistry

Kolby Hoover

What happens when an oceanic plate collides with a continental plate?

Select one:

a. Neither plate moves under the other.

b. The continental plate moves under the oceanic plate.

c. The oceanic plate moves under the continental plate

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Chemistry

Aarav Burgess

Write a short explanation about the "cheater" way to find the # of valence electrons an element has, and explain what valence electrons have to do with elements bonding?

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