Chemistry » Page 66

Chemistry

Aiyana

Which statement explains why large atoms are more reactive than small atoms?

A.

Large atoms have valence electrons farther from the nucleus and lose them more readily.

B.

Large atoms have greater ionization energy, which they can utilize during a reaction.

C.

Large atoms have a greater number of electrons that they can lose during a reaction.

D.

Large atoms have more energy levels, so they have more energy to pass on in a reaction.

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Chemistry

Maryjane Giles

Is the number of genes an organism has is equal to the number of traits that organism has

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Chemistry

Aldo Reese

What changes rock inside earth

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Chemistry

Jamarion Molina

Radium-226 has a half life of 1,599 years. What proportion of a sample radium-226 would be left after 4,797 years have passed?

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Chemistry

Mclaughlin

Deforestation typically

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Chemistry

Mila Davidson

The molar heats of fusion and sublimation of lead are 4.77 and 182.8 kj/mol, respectively. estimate the molar heat of vaporization of molten lead.

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Chemistry

Zaiden Mclaughlin

What happens when Ag + is reacted with Na2CO3

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Chemistry

Lucille

Name two different ecosystems. Name one living part of each ecosystem. Name one non living part of each ecosystem.

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Chemistry

Hazel Fletcher

Sports trainers treat sprains and soreness with ethyl bromide. it is manufactured by reacting ethylene with hydrogen bromide:

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Chemistry

Carlee Price

When the particles of a gas decrease in energy what happens?

It freezes

It changes to a liquid

It changes to a plasma

It gets hotter

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Chemistry

Ronnie Bonilla

How many days are required for 200. grams of radon-222 to decay to 50.0 grams?

(1) 1.91 days (3) 7.64 days (2) 3.82 days (4) 11.5 days

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Chemistry

Luci

The action is: earth pulls on moon. what is the reaction?

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Chemistry

Kenzie Rasmussen

Which crime has the highest association with alcohol use?

robbery

manslaughter

murder

assult

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Chemistry

Armando Larsen

If 52 J of heat is added to an aluminum can with a mass of 28.4 g, what is its temperature change? Specific heat capacity of aluminum is 0.903 J/g∘C.

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Chemistry

Pranav Goodwin

Which of the following correctly represents the mole ratio between Al2 (SO4) 3 and CuSO4?

3 CuSO4 + 2 Al → Al2 (SO4) 3 + 3 Cu

1 mol Al2 (SO4) 3 : 3 mol CuSO4

2 mol Al2 (SO4) 3; 3 mol CuSO4

3 mol Al2 (SO4) 3: 2 mol CuSO4

2 mol Al2 (SO4) 3 : 3 mol CuSO4

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