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Chemistry

Angie Green

The reaction below has an equilibrium constant kp=2.2*106 at 298 k. 2cof2 (g) ⇌co2 (g) + cf4 (g) calculate kp for the reaction below. cof2 (g) ⇌12co2 (g) + 12cf4 (g)

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Chemistry

Monica

The electrical conductivities of the following 0.100 M solutions were measured in an apparatus that contained a light bulb as the indicator of conductivity. Rank the solutions in order of decreasing intensity (brightest to dimmest) of the light bulb.

Rank from brightest to dimmest bulb. To rank items as equivalent, overlap them.

a. HF, CH3OH, KI, Al (NO3) 3

b. Brightest Dimmest

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Chemistry

Bizzy

What is the name of a list of elements arranged according to the ease with which they undergo certain chemical reactions?

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Chemistry

Davenport

Why is it harder for the earth to recover from some natural disasters now?

A) Human influence may compound the damage.

B) The natural disasters have gotten worse.

C) This statement is not true.

D) The natural disasters all happen at the same time these days.

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Chemistry

Rylee Kerr

Heat is most closely related to ___ energy.

A. Nuclear

B. Electrical

C. Thermal

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Chemistry

Alice

How many moles are in 26.4 grams of lithium

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Chemistry

Joe Humphrey

What is the independent, dependent, control group and constant: A student wanted to test how the mass of a paper airplane affected the distance it would fly. Paper clips were added before each test flight. As each paper clip was added, the plane tested to determine how far it would fly.

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Chemistry

Jaquan Gonzalez

Where are two places that scientists obtain scientific knowledge

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Chemistry

Cobweb

Which of the following best describes what happens when an ionic bond forms? A) two atoms come together and share electrons in order to fill their octets. B) two atoms give up their electrons in order to form a bond. C) two atoms, one atom which is more electronegative than the other, exchange electrons and the charges hold the atoms together. D) Two atoms with similar electronegativities exchange electrons and the charges hold the atoms together.

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Chemistry

Laci Sawyer

Describe the attraction between 2 atoms as a result of sharing electrons

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Chemistry

Pierre

I need to know about mitosis and meiosis

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Chemistry

Michelle

What is sediment and debris, and what role does it play in the way sedimentary rock forms?

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Chemistry

Jarrett Wolfe

How do I convert 4,500mm to a m

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Chemistry

Cohen Bowers

A substance that permits the flow of electrons is a (n

a. conductor

b. insulator

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Chemistry

Yaretzi Baird

The volume, in liters, of 538 g of CO2

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